David K. Joyce

Latest Additions

Below are the most recent additions to my specimens database. Click on any of the thumbnails to view a larger image of the specimen.

All prices in Canadian dollars. For payment in US$, deduct 21% or multiply by 0.79.

 

Item #24582 Cassiterite, Quartz 8.2x6.5x4.6 cm Largest Crystal Size: 3mm $120.00 Levant Mine St. Just, Cornwall England This specimen is from the fabled, Levant Mine,one of the famous old metal mines of Cornwall. It is part of a quartz and cassiterite vein section with cavities in massive cassiterite lined with glistening cassiterite crystals and small milky quartz crystals. Classic! Displays well. s	Item #24580 Magnetite 7.4x5.2x4.7 cm Largest Crystal Size: 9mm $65.00 Upper Peninsula Michigan, USA This an odd one. The matrix is mostly magnetite and it is covered with a covering of sort or drusy magnetite crystals, sort of curved, composite crystals. Very interesting! s	Item #24579 Diopside 8.5x6.3x5.3 cm Largest Crystal Size: 39mm $75.00 Dog Lake Frontenac Co. Ontario, Canada A nice cluster of light green diopside crystals with a little phlogopite and calcite attached. Above average cluster! s	Item #24577 Corundum 2.8x2.8x2.5 cm Largest Crystal Size: 28mm $40.00 Madagascar Not a Ruby! Not an sapphire! But it is a well formed, hexagonal crystal of corundum with a second crystal attached to it. Very good example! s
Item #24575 Quartz 6.2x5.5x3.3 cm Largest Crystal Size: n/a $45.00 Dover Kent England Not sure WHAT this really is! It is definitely a flint nodule that has been split open to reveal an unusual growth inside. It resembles a sea urchin but I don't really know what it is! It is cool! s	Item #24574 Topaz 5.2x3.2x2.1 cm Largest Crystal Size: as above $35.00 Brazil A single etched crystal section of light blue topaz with cleavage planes at both ends. Sorry, All I've got is "Brazil. Probably from Minas Gerais. s	Item #24573 Copper 4.6x4.3x1.4 cm Largest Crystal Size: $55.00 Eagle River mine Keweenaw Peninsula Michigan, USA A dendritic aggregate of copper crystals up to 5mm in size make up this specimen. Classic Michigan Upper Peninsula specimen! s	Item #24572 Quartz 10.6x3.2x1.6 cm Largest Crystal Size: as above $35.00 Lyndhurst Leeds and Grenville County Ontario, Canada A flattened, tabular, singly terminated crystal from this old, long closed quartz mine. Smaller crystal attached. sw
Item #24570 Tetrahedrite 4.1x2.2x2.2 cm Largest Crystal Size: 10mm $40.00 Broken Hill Mine New South Wales Australia This specimen is a cluster of copper sulphides with some sharp tetrahedrite crystals on it. We don't see specimen like this from Broken Hill all that often! s	Item #24569 Lazurite, Calcite 3.8x3.0x1.9 cm Largest Crystal Size: 14mm $120.00 Badakshan Koksoha Valley Afghanistan A sharp, deep blue crystal of this phosphate mineral is embedded in pure white marble, along with a few grains of graphite. Displays perfectly. Excellent example! s	Item #24567 Copper 6.3x3.3x1.0 cm Largest Crystal Size: 4mm $40.00 Isle Royal Mine Keweenaw Peninsula Michigan, USA A dendritic "frond" of copper crystals from this famous old copper mining locality. Looks great! s	Item #24566 Mimetite, Malachite 5.3x3.4x1.8 cm Largest Crystal Size: 2mm $35.00 Tsumeb Namibia Clusters of beigey mimetite crystals are scattered thickly onthis rock matrix, along with small green balls that may be malachite or something more rare. s
Item #24564 Spessartine 4.7x4.4x4.1 cm Largest Crystal Size: 16mm $45.00 Lake Cecebe Burks Falls Ontario, Canada A couple of well formed, trapezohedral crystals of spessartine garnet are embedded in feldspar-mica pegmatite in a displayable way. Nice example! s	Item #24563 Breithauptite, Nickeline, Acanthite 4.8x4.4x2.3 cm Largest Crystal Size: n/a $45.00 Cobalt Ontario, Canada A solid fragment of the two unusual nickel minerals breithauptite and nickeline. The breithauptite is obvious because of its pink-metallic colouration while the nickeline has a more orange-metallic colour. On one end of the piece, there is a calcite veinlet that has crystals of black acanthite ps argentite embedded in it. Sawn on two sides. Rich! s	Item #24562 Arsenopyrite 6.0x4.5x4.5 cm Largest Crystal Size: 35mm $35.00 Llallagua Potosi Bolivia An interesting, solid lump of arsenopyrite showing radiating structure from this old famous arseno locality! s	Item #24558 Andradite 3.8x3.3x2.6 cm Largest Crystal Size: as above $35.00 Little Pine Garnet Mine Marshall, Madison Co. North Carolina, USA A sharp, dodecahedral almandine crystal with a light mica coating. Well formed. One little corner knocked off. Good example of this type of garnet! s
Item #24557 Calcite 5.8x4.3x3.4 cm Largest Crystal Size: as above $35.00 Mexico I've seen these types of multi-generational calcite crystals from Mexico many times, but cannot say the exact locality. This one shows a primary, hematite-tinted scalenohderon that has grown in parallel growth to a colourless, clear part of a crystal. As well, the back of the scalenohedron is covered with tiny calcite crystals. Sharp-looking example! s	Item #24556 Epidote 6.5x4.7x2.5 cm Largest Crystal Size: 7mm $40.00 Calumet Mine Salida, Chaffe Co. Colorado, USA A plate of deep-green epidote crystals showing chisel-like terminations. Very lustrous! The crystals often have fine-grained chlorite in between them. s	Item #24554 Tetrahedrite, Quartz 9.2x5.8x4.3 cm Largest Crystal Size: 12mm $75.00 Casapalca Mine Huancavelica Peru Lots of sharp terahedra of tetrahedrite are scattered amongst clusters of smaller colourless quartz crystals. The Casapalca Mine is famous for these types of specimens. top is angled forward for perfect display. s	Item #24552 Elbaite, Quartz 8.0x6.5x4.8 cm Largest Crystal Size: 32mm $225.00 Himalaya Mine Pala California, USA A beautiful, very gemmy, light pink elbaite crystal adheres to the side of this rusty quartz crystal. The elbaite crystal has a flat termination with some tiny chips at the edge. Looks great, displays perfectly! s
Item #24551 Kermesite, Valentinite, Stibnite 6.7x6.4x3.8 cm Largest Crystal Size: 7mm $65.00 Lac Nicolet Sb Mine Ham Sud Quebec, Canada Rich, deep-red sprays of fine kermesite crystals are embedded in as matrix of interlocking kermesite, valentinite and stibnite plus other unidentified antimony oxides. Very heavy and rich! s	Item #24547 Topaz 5.5x2.9x2.9 cm Largest Crystal Size: 11mm $35.00 Mexico Several sharp, well terminated topaz crystals sit on this matrix. The crystal at right is not cleaved but has a flat termination. Don't know exact location. Nice topaz specimen! s	Item #24546 Dravite 7.6x6.5x6.4 cm Largest Crystal Size: as above $140.00 Dale Bush Farm Richville, St. Lawrence County New York, USA Just a large, well formed, brown crystal of dravite with just a little calcite attached. The crystal is singly-terminated with sharp prism faces and a couple of smaller crystals attached. It is complete but has some massive dravite attached to the back, presumably a point of attachment. Lustrous faces! Sits perfectly for display. s	Item #24545 Quartz, Dolomite 16.5x9.0x4.7 cm Largest Crystal Size: 23mm $50.00 Benchmark Quarry St. Johnsville, Herkimer County New York, USA One single, well terminated crystal of quartz sits at the edge of a dolomite-lined vug in limestone in this specimen. The vug is totally lined with sharp, curved greyish crystals of dolomite. Handsome piece! s
Item #24544 Corundum 7.4x5.1x3.7 cm Largest Crystal Size: as above $65.00 South Africa All I know about this specimen is that it is a complete, doubly terminated corundum crystal rescued from an ore pile where it was destined to be crushed and ground up for abrasive. No detailed locality info but a wonderful crystal! s	Item #24539 Dravite 6.4x3.6x3.2 cm Largest Crystal Size: 13mm $55.00 Goshen Ontario, Canada A number of dark-brown dravite crystals are exposed in pure-white calcite cleavages on a phlogopite mica matrix. Nice specimen from an unusual Grenville location! s	Item #24538 Millerite 9.4x5.0x4.6 cm Largest Crystal Size: 3mm $35.00 Orford Nickel Mine St. Denis-de-Brompton Quebec, Canada Lots of small, well formed, stout crystals of millerite are scattered over the surface of this grossular-diopside matrix, being exposed after some of the calcite was etched away. The millerite crystals are very well formed, many terminated and nicely striated. The face of the specimen is covered with tiny green grossular crystals and black poorly formed chromite crystals. There are also well formed prismatic, light green diopside crystals to 2mm or so. This was Canada's and perhaps North Americas first Nickel Mine! s	Item #24537 Pyrite 7.8x5.8x5.7 cm Largest Crystal Size: n/a $75.00 Pyrite Tri-State Mine, Galena Illinois, USA A very peculiar beautiful specimen of pyrite. The specimen shows a radiating structure and on one end a botryoidal structure and the other end is covered with sphalerite. I'm not familiar with the locality. It is shown on a tape affixed to the specimen, so I'm presenting this as the locality. Beautiful! s
Item #24531 Wulfenite, Hemimorphite 2.7x2.4x1.4 cm Largest Crystal Size: 8mm $35.00 79 Mine Gila County Arizona, Canada A gorgeous, 8mm, gemmy orange, wulfenite crystal nestled amongst sprays of colourless, sparkling hemimorphite crystals.	Item #24529 Wulfenite 9.7x3.9x3.8 cm Largest Crystal Size: 8mm $55.00 79 Mine Gila County Arizona, USA This specimen showsthe stepped crystal habit from the 79 Mine very well. A number of sharp, orange, lustrous crystals are scattered around on the face of this piece. Displays perfectly.	Item #24528 Smithsonite 4.6x3.3x2.8 cm Largest Crystal Size: n/a $40.00 79 Mine Gila County Arizona, Canada The top of this matrix is covered with a thick, botryoidal crust of excellent, green smithsonite. Very good example of this zinc carbonate mineral!	Item #24527 Hemimorphite 6.4x4.0x2.4 cm Largest Crystal Size: n/a $40.00 79 Mine Gila County Arizona, Canada A plate of light blue, botryoidal hemimorphite on a matrix mostly composed on hemimorphite. Nice example!
Item #24526 Cerussite 3.2x2.4x1.3 cm Largest Crystal Size: as above $75.00 79 Mine Gila County Arizona, USA A beautiful, twinned cerussite crystal specimen with just a little limonite on the bottom. The crystal on the left is repaired but, still, it is an excellent specimen! Looks great and they just don't come around like this very often.	Item #24524 Cerussite 2.3x2.31.2 cm Largest Crystal Size: 14mm $35.00 79 Mine Gila County Arizona, USA A sharp, pure white cerussite crystal protrudes up out of gossan matrix. Nice example!	Item #24523 Wulfenite, Hemimorphite 2.1x1.5x1.0 cm Largest Crystal Size: 12mm $35.00 79 Mine Gila County Arizona, Canada A sharp, rectangular wulfenite crystal, on matrix with many tiny hemimorphite crystals.	Item #24522 Wulfenite 2.2x2.1x1.5 cm Largest Crystal Size: 17mm $45.00 79 Mine Gila County Arizona, USA Pretty nice thumbnail-sized, paper-thin crystal of wulfenite from this old classic locality. A nice light orange colour on limonite matrix. Delicate!
Item #24521 Wulfenite 9.5x6.0x4.2 cm Largest Crystal Size: 6mm $65.00 79 Mine Gila County Arizona, USA Lots of lustrous, dark orangey wulfenite crystals on the face of this limonite matrix. The crystals show stepped growth or nice growth features on the faces. Nice example of this particular crystal habit from the 79 Mine.	Item #24519 Hemimorphite 12.2x8.5x8.5 cm Largest Crystal Size: n/a $85.00 79 Mine Gila County Arizona, Canada A large specimen of botryoidal, light-blue hemimorphite in several compartments of this cellular secondary mineralization. Great to look at!	Item #24518 Hemimorphite 12.0x8.4x10.5 cm Largest Crystal Size: n/a $85.00 79 Mine Gila County Arizona, USA A rather large specimen of hemimorphite with a number of openings exhibiting light blue, botryoidal hemimorphite. It is a cabinet specimen that displays very well, especially from the "front" shown in the main photo. Nice!	Item #24517 Hemimorphite 8.2x5.7x9.0 cm Largest Crystal Size: n/a $65.00 79 Mine Gila County Arizona, USA A mass of mostly hemimorphite that has a number of openings lined with light blue, botryoidal hemimorphite. Very nice example!
Item #24516 Hemimorphite 7.4x6.3x4.0 cm Largest Crystal Size: n/a $65.00 79 Mine Gila County Arizona, USA This beautiful specien of light blue hemimorphite has two cavities lined with botryoidal hemimorphite. The two cavities join together deep in the specimen. Excellent!	Item #24513 Smithsonite, Rosasite, Calcite 6.1x5.8x6.3 cm Largest Crystal Size: n/a $75.00 79 Mine Gila County Arizona, USA Here is a different one! Th cavity is lined with light blue hemimorphite botryoids that are coated with tiny sparkling quartz crystals. As well though, under the quartz crystals are darker blue spheres of rosasite. There are also a couple of clusters of 5mm or so calcite crystals on top of the drusy quartz lining. Beautiful and interesting.	Item #24509 Smithsonite, Hemimorphite, Aurichalcite 5.7x4.3x3.3 cm Largest Crystal Size: sm-n/a, hem-2mm $55.00 79 Mine Gila County Arizona, USA Here is a different one! In this specimen an opening is lined with green smithsonite but, as ell, there is a partial lining of aurichalcite-infused hemimorphite crystals at the back of the vug. The small hemimorphite crystals are colourless but have aurichalcite needles formed in them which gives them all a nice blue appearance!	Item #24507 Hemimorphite 8.1x6.4x4.0 cm Largest Crystal Size: n/a $45.00 79 Mine Gila County Arizona, USA A really nice, plate of light blue, botryoidal hemimorphite. Shows just like in the photo. Nice one!
Item #24501 Hemimorphite 8.7x5.6x5.8 cm Largest Crystal Size: n/a $65.00 79 Mine Gila County Arizona, USA A very displayable specimen of this light blue, botryoidal hemimorphite from the 79 Mine. Displays exactly as shown.	Item #24500 Hemimorphite 7.4x4.0x4.3 cm Largest Crystal Size: n/a $40.00 79 Mine Gila County Arizona, USA An attractive miniature specimen of light blue hemimorphite with a small appendage of hemimorphite at the back right. Nice!	Item #24499 Smithsonite 7.6x6.4x5.8 cm Largest Crystal Size: n/a $75.00 79 Mine Gila County Arizona, USA A triangular cavity in gossan is lined with green, botryoidal smithsonite. Attractive and interesting specimen of this zinc carbonate!	Item #24498 Hemimorphite 4.9x3.7x1.9 cm Largest Crystal Size: n/a $45.00 79 Mine Gila County Arizona, USA Here is a very nice plate of light blue, botryoidal hemimorphite. Good looking example of this zinc silicate mineral!
Item #24495 Hemimorphite 6.7x3.4x2.1 cm Largest Crystal Size: n/a $40.00 79 Mine Gila County Arizona, USA Light blue, botryoidal hemimorphite makes up most of this specimen! Displays as shown.	Item #24490 Wulfenite, Calcite 9.1x6.8x4.5 cm Largest Crystal Size: w-8.5mm $85.00 San Carlos Mine San Carlos, Chihuahua Mexico A couple of beautiful, gemmy-orange, thick-bladed wulfenite crystals are positioned right in the middle of a bed of white calcite crystals. The crystals are square, thick-bladed, well formed crystals. There are some gemmy, small calcite crystals sprinkled on the wulfenites. Great looking specimen.	Item #24489 Danburite, Calcite 8.4x6.7x4.4 cm Largest Crystal Size: 67mm $85.00 Charcas San Louis Potosi Mexico A really nice cluster of danburite crystals! This cluster is coated with small crystals of calcite on one side but n the other side os clear, very slightly pinkish, striated, lustrous crystals on the other side. Displays well on both sides!	Item #24488 Wulfenite, Calcite, Mimetite 9.4x6.2x4.3 cm Largest Crystal Size: w-8mm $85.00 San Carlos Mine San Carlos, Chihuahua Mexico There are a number of gemmy-orange, square-tabular, beveled wulfenite crystals scattered about on this matrix along with lots of white calcite crystals and a background of what I think is green, botryoidal mimetite in very tiny botryoids. Beautiful!
Item #24487 Hemimorphite 8.5x4.3x4.5 cm Largest Crystal Size: hem-21mm $40.00 Ojuela Mine Mapimi, Durango Canada A great-looking, excellent example of this secondary zinc silicate mineral, featuring a divergent spray of bladed hemimorphite crystals at the front of a vug lined with gemmy hemimorphite crystals and tiny calcite crystals. Displays very well.	Item #24486 Hemimorphite, Calcite 16.5x12.8x4.5 cm Largest Crystal Size: h-16mm, c-24mm $65.00 Ojuela Mine Mapimi, Durango Mexico Here is a handsome specimen! Divergent groups of bladed hemimorphite crystals are interspaced between gemmy, colourless, bladed calcite crystals. All crystals have excellent luster.	Item #24484 Hemimorphite, Calcite 8.1x6.2x3.4 cm Largest Crystal Size: 7mm $40.00 Ojuela Mine Mapimi, Durango Mexico Here is an attractive hemimorphite specimen! The front of the piece is an open vug with a "star" of hemimorphite on a pedestal of calcite crystals. The rest of the vug has calcite crystals scattered about on botryoidal iron oxides. The matrix is highly corroded, altered galena and each fragment of galena is covered with secondary lead minerals. Some interesting crystals under the microscope, perhaps mimetite or others. Interesting, good looking specimen!	Item #24482 Wulfenite 7.2x5.7x2.8 cm Largest Crystal Size: 9mm $35.00 Ojuela Mine Mapimi, Durango Mexico There are a few thin-tabular wulfenite crystals on this light limonite matrix.The crystals have very sharp pinacoid faces and sort of rounded prism. Like butterscotch!
Item #24480 Anhydrite 4.6x3.1x3.1 cm Largest Crystal Size: n/a $40.00 Faraday Mine, (Madawaska Mine) Bancroft Ontario, Canada Now for something completely different! This a section of drill core from this venerable, long-closed mine that cut solid, purple anhydrite. Interesting and unusual!	Item #24479 Corundum 8.1x2.7x3.5 cm Largest Crystal Size: 74mm $50.00 Logan Cuts Hastings County Ontario, Canada A very long, tapered crystal of corundum is nicely exposed on syenite matrix. It has been sawn on four sides to preserve the corundum crystal. Nice crystal!	Item #24478 Corundum 6.4x3.0x2.3 cm Largest Crystal Size: 34mm $40.00 Logan Cuts Hastings County Ontario, Canada This fragment of syenite has been sawn on three sides to preserve a well formed corundum crystal on the top. Very elongated, tapered corundum crystal!	Item #24477 Corundum 5.0x2.0x2.7 cm Largest Crystal Size: 50mm $40.00 Logan Cuts Hastings County Ontario, Canada A sharp, tapered, singly terminated crystal is perfectly exposed on top of this syenite matrix. Nice!
Item #24476 Corundum 4.8x2.4x1.8 cm Largest Crystal Size: 48mm $45.00 Logan Cuts Hastings County Ontario, Canada A doubly-terminated, very long, tapered crystal is well exposed in feldspar matrix. Two saw cuts. Classic Grenville!	Item #24475 Arsenopyrite 6.4x4.4x3.4 cm Largest Crystal Size: 12mm $35.00 Lucy Mine Wawa Ontario, Canada Some groups of radiating arsenopyrite crystals are embedded in siderite matrix. Interesting specimen from this long-closed old open pit iron mine.	Item #24474 Danburite 6.2x4.7x4.5 cm Largest Crystal Size: 23mm $65.00 Charcas San Luis Potosi Mexico A nice cluster of terminated danburite from one of the most famous localities for this mineral. Alittle irontinting give the specimen a bit more 3-D viewing. Displays well.	Item #24473 Hematite 3.2x2.3x2.1 cm Largest Crystal Size: 23mm $40.00 Isle of Elba Italy A sharp, pitch-black, lustrous crystal of hematite from one of the most famous old localities in the world! Nice growth features on the faces. Classic from all the old text books!
Item #24472 Diopside 9.7x3.0x2.7 cm Largest Crystal Size: as above $40.00 Orford Nickel Mine St.-Denis-de-Brompton Quebec, Canada A large, divergent cluster of diopside crystals, some terminated some not. It is not a perfect specimen but still interesting from a primo locality for diopside AND Canada's first nickel mine, from the 1870-80s.	Item #24471 Corundum 5.7x2.2x1.8 cm Largest Crystal Size: as above $45.00 Burgess Cuts Hastings County Ontario, Canada A single, fairly well formed, terminated corundum crystal from this old corundum mine. They called the old mines around this area "Cuts".	Item #24469 Holmquistite 4.7x3.0x2.1 cm Largest Crystal Size: 8mm sprays $40.00 Tanco Mine Bernic Lake Ontario, Canada This fragment of pegmatite matrix shows several light purple sprays of holmquistite crystals. Not one of the common minerals from the Tanco Mine pegmatite.	Item #24465 Rutile, Microcline 8.8x4.2x4.7 cm Largest Crystal Size: 11mm $85.00 McGregor Lake Perkins Quebec, Canada this There are a number of sharp, deep red-brown, well formed rutile crystals scattered amongst the microcline crystals on this piece. Nice twinned crystals, exhibiting the sort of classic "elbow" , cyclic twinning that rutile is famous for.
Item #24464 Chlorite, ps garnet 4.8x3.9x6.2 cm Largest Crystal Size: 28mm $75.00 Michigan Mine Marquette Michigan, USA This is an excellent pseudomorph! It is a chlorite schist matrix with a very sharp pseudomorph of chlorite after garnet, presumably almandine, exposed atone end. The crystal is delightfully elongated in one direction, giving a prismatic appearance. First class specimen from this long-closed location!	Item #24463 Serandite, Microcline 3.8x3.4x3.4 cm Largest Crystal Size: 35mm $140.00 Mont Saint-Hilaire Quebec, Canada A candy-orange serandite crystal with the preferential deposition of a white coating on some faces, well perched on a microcline crystal section. Some aegirine, as well. Displays very well.	Item #24456 Fluoro-richterite, Calcite 13.2x7.8x4.9 cm Largest Crystal Size: 132mm $85.00 Gibson Road East Tory Hill Ontario, Canada A rather large, twinned fluororichterite crystal wit hcalcite still attached. The prism faces are fairly good but the terminal faces are fairly etched and rounded. Still a great looking and instructive amphibole specimen!	Item #24455 Fluoro-richterite 6.4x2.7x1.9 cm Largest Crystal Size: as above $40.00 Gibson Road East Tory Hill Ontario, Canada A twinned crystal of fluoro-richterite showing very sharp prism faces and relatively incoherent terminal faces, although it is doubly terminated. the twinning re-entrant angles easy to see on the prism faces.
Item #24453 Fluoro-richterite 19.3x10.5x6.0 cm Largest Crystal Size: 60mm $140.00 Gibson Road East Tory Hill Ontario, Canada A large cluster of very lustrous, pitch-black fluoro-richterite crystals with some fluorapatite on the base. This piece was chiseled from the wall rock of a calcite vein-dyke.	Item #24452 Fluoro-richterite 5.2x3.0x2.7 cm Largest Crystal Size: as above $35.00 Gibson Road East Tory Hill Ontario, Canada A nice twin crystal of this amphibole group mineral. Nice re-entrant angle!	Item #24443 Microcline 9.0x8.3x5.3 cm Largest Crystal Size: 62mm $50.00 Gibson Road East Tory Hill Ontario, Canada A cluster of sharp microcline crystals from a calcite vein on Gibson Road East near Tory Hill. Original patina. Displays well!	Item #24438 Phlogopite 9.8x7.0x4.5 cm Largest Crystal Size: as above $85.00 Gibson Road East Tory Hill Ontario, Canada A sharp, hexagonal-outlined phlogopite crystal, almost totally terminated. A lttle bit of the termination of the crystal has been lost off of the lower front, as you can see in the picture. Still, it is an excellent example of this type of mica. Shows perfectly!
Item #24437 Titanite, Microcline, Katophorite 8.7x7.5x4.4 cm Largest Crystal Size: 20mm $40.00 Gibson Road East Tory Hill Ontario, Canada There are a couple of well-formed titanite crystals on top of this mish-mash of otherwise poorly formed microcline, katophorite and fluorapatite crystals. The titanite crystals have excellent lustre and sharp forms.	Item #24436 Titanite, Microcline, Katophorite 5.2x5.2x3.2 cm Largest Crystal Size: t-16mm, mic-32mm, kat-6mm $40.00 Gibson Road East Tory Hill Ontario, Canada This cluster has one larger, razor-sharp titanite crystalon microcline crystals and a few smaller ones associated with small katophorite crystals. The titanite has part-matte and part lustrous crystal faces. Looks good!	Item #24432 Phlogopite 11.5x10.3x5.9 cm Largest Crystal Size: as above $65.00 Gibson Road East Tory Hill Ontario, Canada A rather large, well formed, prismatic crystal of phlogopite. The crystal faces of the prism form are particularly well formed and wonderfully offset to make an impressive specimen! Displays as shown.	Item #24430 Microcline 7.8x6.2x4.1 cm Largest Crystal Size: t-19mm $40.00 Gibson Road East Tory Hill Ontario, Canada This specimen shows a very nice, lustrous, well formed titanite crystal perched atop a cluster of not-so-great microcline crystals, mostly contacted. Still the titanite is highly lustrous with the typical dark brown colouration and wedge-shape. Looks good!
Item #24428 Titanite 6.3x4.3x3.1 cm Largest Crystal Size: 10mm $40.00 Gibson Road East Tory Hill Ontario, Canada A lustrous, deep brown titanite crystal is nicely situated in an area between microcline crystals on this piece. Turn it over and there is just as nice of a titanite, plus a couple of smaller ones, between the backsides of the same microcline crystals.	Item #24424 Malachite 6.7x4.6x4.3 cm Largest Crystal Size: 2mm $45.00 Etoile de Congo Mine Katanga Province Zaire Openings in this dark gossanous matrix are totally lined with emerald green tufts of acicular malachite. Beautiful example of this copper mineral.	Item #24422 Azurite 4.2x3.2x30 cm Largest Crystal Size: 2mm $45.00 Zacatecas Mexico The azurite mounds on this specimen are composed of many, closely packed deep blue, well formed azurite crystals. The matrix is white quartz which provides a good contrasting matrix colour. Sorry, only have Zacatecas as locality info. Looks great!	Item #24420 Smithsonite, Hydrozincite 11.0x8.1x4.5 cm Largest Crystal Size: 1mm $85.00 Colle Seriana Bergamo Italy A large vug in this massive smithsonite specimen is lined with botryoidal brownish smithsonite composed of tiny smithsonite crystals. The smithsonite formed on top of botryoidal white hydrozincite. The hydrozincite is fluorescent blue-white, as hydrozincite often is. Will need some extra postage. Old, classic locality!
Item #24419 Smithsonite, Mimetite 7.0x3.5x2.6 cm Largest Crystal Size: Sm-5mm, Mim-2mm $75.00 Tsumeb Mine Otjikoto Namibia A very nice geode-like specimen showing a concave area of yellow scalenohedra of yellow smithsonite. There are some sharp, prismatic green mimetite crystals present, as well! Looks great!	Item #24418 Wulfenite 5.2x4.8x3.7 cm Largest Crystal Size: 11mm $45.00 Los Lamentos Mine Chihuahua Mexico An 11mm thick-blocky-tabular, orange crystal of wulfenite sits perfectly, right in the middle of this matrix of botryoidal carbonate. The crystal has a couple of small chips out of it but still it is a striking specimen. Classic wulfenite locality!	Item #24416 Mimetite, Smithsonite 8.1x7.2x5.7 cm Largest Crystal Size: sm-4mm, mim-5mm $140.00 Tsumeb Mine Otjikoto Namibia This specimen is a matrix, largely covered with small quartz crystals that, in turn has clusters of pink smithsonite crystals and loads of gemmy, elongated mimetite crystals on it. Sure some of the mimetite crystals are snapped off but many, many are beautiful and pristine. Some corroded galena here and there. Lots of crystals on top and underside and it is difficult to know which is the display side.	Item #24415 Smithsonite 7.5x6.8x2.3 cm Largest Crystal Size: 4mm $65.00 Tsumeb Otjikoto Namibia A handsome specimen showing a network of smithsonite webs lined with lustrous, scalenohedra of colourless to greyish smithsonite. Looks great!
Item #24409 Wulfenite, Quartz, Galena 6.4x5.7x6.0 cm Largest Crystal Size: Qu-21mm, W-10mm, $160.00 Tsumeb Mine Otjikoto Namibia Here is an interesting one! The big, rounded crystal is a rounded galena crystal that seems to have a thin veneer of chalcocite coating it. At the back of the specimen, there are a number of of iron oxide-coated quartz crystals. Scattered everywhere are tabular, bevelled excellent crystals of orangey wulfenite. There are at least two other well-crystallized minerals on the piece that I do not recognize. Very nice!	Item #24408 Legrandite 6.0x3.9x3.4 cm Largest Crystal Size: 6.5mm $55.00 Ojuela Mine Mapimi, Durango Mexico An opening across the front of this iron oxide matrix contains a number of brilliant, golden, gemmy, prisms of the unusual yellow arsenate legrandite. Very nice!	Item #24404 Analcime 10.5x9.5x4.0 cm Largest Crystal Size: 78mm $120.00 Mont Saint-Hilaire Quebec, Canada A plate of crystals that is mostly composed of several analcime crystals, the largest of which is 78mm across! The crystals are all sharp and have a greenish tinge, perhaps caused by fine grained chlorite inclusions. Impressive!!	Item #24403 Catapleiite 5.5x5.2x3.6 cm Largest Crystal Size: 8mm $110.00 Mont Saint-Hilaire Quebec, Canada Many dozens of sharp, bladed, gemmy, colourless catapleiite crystals are present, mostly on two sides and the top of this matrix. the crystals are mostly between 6-8mm in diameter. Excellent crystals of a fairly rare mineral!
Item #24402 Catapleiite 4.4x2.8x2.9 cm Largest Crystal Size: 10mm $75.00 Mont Saint-Hilaire Quebec, Canada There are several, gemmy, thick-tabular, well formed catapleiite crystals on this mostly interlocking albite crystal matrix. Nice crystals!	Item #24401 Narsarsukite 4.9x4.9x2.1 cm Largest Crystal Size: 9mm $35.00 Mont Saint-Hilaire Quebec, Canada Very thick, tabular dark green narsarsukite, embedded in hornfels matrix.	Item #24399 Narsarsukite 4.6x4.0x3.4 cm Largest Crystal Size: 15mm $65.00 Mont Saint-Hilaire Quebec, Canada Two sharp, bladed, light yellow-green crystals of this zirconium silicate mineral are embedded in white matrix. Nice crystals with beveled edges! Shows well.	Item #24396 Siderite, Albite 7.2x6.0x3.4 cm Largest Crystal Size: 40mm $40.00 Mont Saint-Hilaire Quebec, Canada Several sharp siderite crystals are attached to this albite crystal matrix. Unfortunately the top, twinned crystal is dinged but the rest of the crystals are in good shape. Priced accordingly!
Item #24395 Narsarsukite 4.0x2.8x4.2 cm Largest Crystal Size: 9mm $40.00 Mont Saint-Hilaire Quebec, Canada A sharp, dark green, variegated narsarsukite crystal is nicely embedded in matrix near the top of this specimen. Nice example!	Item #24394 Narsarsukite 4.0x3.6x2.3 cm Largest Crystal Size: 12mm $60.00 Mont Saint-Hilaire Quebec, Canada This specimen shows a well formed, lustrous, narsarsukite crystal partially embedded in matrix. The crystal is a tabular crystal with beveled sides. Some other partial crystals in the matrix, as well. Great example!!	Item #24392 Polylithionite 6.5x4.5x4.5 cm Largest Crystal Size: 33mm $70.00 Mont Saint-Hilaire Quebec, Canada A very nice cluster of gossamer, silvery polylithionite crystals! Fluoresces yellow, as well. Looks great and an excellent example of this rare mica group mineral in regular light!	Item #24389 Catapleiite 4.1x3.5x2.5 cm Largest Crystal Size: 22mm $85.00 Mont Saint-Hilaire Quebec, Canada This specimen is mostly composed of bladed catapleiite crystals all interlocking and reinforced with aegirine crystals. In the open area on the front of the specimen, a complete crystal spans the opening and shows very good crystal form. Nice specimen of this rare zirconium silicate!