David K. Joyce

Treasures, Odds and Sods, Various Localities, Page Three

These are all very nice specimens that don't fit in the other categories on the website.

All prices in Canadian dollars. For payment in US$, deduct 20% or multiply by 0.8.

Click on any of the following thumbnails to view a larger image of the specimen.

Calcite, MarcasiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #6338
  • Calcite, Marcasite
  • 7.2x6.5x5.5 cm
  • Largest Crystal Size: c-73mm
  • $120.00
  • Sweetwater Mine
  • Reynolds County
    Missouri, USA
  • A nice cluster of scaleohedra of calcite on a marcasite-peppered limestone matrix. Really, a very attractive specimen.
DatoliteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #8397
  • Datolite
  • 4.1x4.0x2.3 cm
  • Largest Crystal Size: 16mm
  • $75.00
  • La Baja Mine
  • Charcas, San Louis de Potosi
    Mexico
  • A gorgeous cluster of light green transluscent, lustrous datolite crystals with some small white, associated danburite crystals. The crystals are very well formed. Nice cluster!
Calcite, PyriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21586
  • Calcite, Pyrite
  • 8.0x4.0x3.3 cm
  • Largest Crystal Size: p-9mm, c6mm
  • $55.00
  • Trepca

  • Kosovo
  • A lovely-looking plate of lustrous pyrite crystals partially encrusted with colourless-white rhombohedral crystals of calcite. Classic locality!
AnataseTreasures, Odds and Sods, Various Localities, Page Three
  • Item #13306
  • Anatase
  • 5.8x5.8x2.3 cm
  • Largest Crystal Size: 3mm
  • $85.00

  • Switzerland
  • Perhaps 18 or so extremely sharp, undamaged anatase crystals are scattered around the top of this fragment of schist, associated with tiny adularia crystals. There is a piece of tape adhering to the specimen with "Octahedrite, Switzerland written on it. That is the only locality information that I have for the specimen. Classic.
BruciteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #10299
  • Brucite
  • 11.3x5.8x5.6 cm
  • Largest Crystal Size: 21mm cleavages
  • $75.00
  • Asbest
  • Urals
    Russia
  • A large vein of transluscent, grey brucite is attached to marble matrix. Accompanied by a nold Fersman Mineralogical Museum Label. Cabinet specimen that displays very well!
Beryl, QuartzTreasures, Odds and Sods, Various Localities, Page Three
  • Item #18943
  • Beryl, Quartz
  • 5.5x1.5x1.4 cm
  • Largest Crystal Size: q-55mm, b-13mm
  • $80.00
  • Brumado
  • Bahia
    Brazil
  • This is sdifferent! This doubly terminated clear quartz crystal has several very light greenish-blue beryl crystals attached to it. Each of the beryl crystals is singly terminated. Interesting and looks good, as well! t
HematiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #10619
  • Hematite
  • 8.2x4.7x3.7 cm
  • Largest Crystal Size: 18mm
  • $75.00
  • Rio Marina
  • Elba
    Italy
  • A thick plate of hematite showing sharp, composite crystals on the top and part of the bottom. Old timer!
Herderite, Schorl(?)Treasures, Odds and Sods, Various Localities, Page Three
  • Item #18942
  • Herderite, Schorl(?)
  • 7.4x2.1x0.9 cm
  • Largest Crystal Size: t-73mm, h-8mm
  • $90.00
  • Galileia
  • Minas Gerais
    Brazil
  • This specimen is a singly terminated very dark green tourmaline crystal with a single herderite crystal on the termination and several around the base. The old A. Seibel label states "schorl" but because it is, in fact, dark green in strong light, I think it could be elbaite. The herderite crystals are all fairly sharp, beigey coloured crystals. Very nice! t
Quartz, Calcite, ChloriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #20078
  • Quartz, Calcite, Chlorite
  • 11x7.9x4.7 cm
  • Largest Crystal Size: 79mm
  • $85.00
  • Djurkuvo Mine
  • Laki
    Bulgaria
  • A very interesting specimen showing a row of semi-parallel quartz crystals in an almost faden-type of aggregate. The quartz crystals are dusted with hemispherical blebs of chlorite crystals and calcite on one side and totally bare on the other! Looks great! t
SchorlTreasures, Odds and Sods, Various Localities, Page Three
  • Item #20614
  • Schorl
  • 6.0x3.0x3.5 cm
  • Largest Crystal Size: as above
  • $75.00

  • Madagascar
  • A sharp, rather large, well formed and lustrous crystal of schorl from Madagascar. It is doubly terminated with a small sidecar crystal. Nice! t
Goethite, ps PyriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #20620
  • Goethite, ps Pyrite
  • 4.4x3.4x2.3 cm
  • Largest Crystal Size: 17mm
  • $75.00
  • Carrairaca

  • Spain
  • Pseudomorph! Very nice one showing sharp goethite replacement of pyrite. t
Epidote, QuartzTreasures, Odds and Sods, Various Localities, Page Three
  • Item #20658
  • Epidote, Quartz
  • 3.9x3.9x2.1 cm
  • Largest Crystal Size: 34mm
  • $250.00
  • Green Monster Mine
  • Prince of Wales Is.
    Alaska, USA
  • What a great epidote locality! Here is a splendid cluster of dark green epidote crystals, associated with white-colourless quartz crystals. Classic! t
Ferberite, FluoriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21006
  • Ferberite, Fluorite
  • 7.6x8.5x7.1 cm
  • Largest Crystal Size: 70mm
  • $75.00
  • Yaogangxian Mine
  • Chenzhou City, Hunan
    China
  • A heavy specimen, mostly consisting of black ferberite and glassy, colourless quartz. Also a colourless, gemmy fluorite crystal is perched on the front of the ferberite. The ferberite crystals are partially embedded in the quartz with terminations and prism faces exposed on the front of the specimen. Impressive!
FerberiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21009
  • Ferberite
  • 8.4x6.1x8.0 cm
  • Largest Crystal Size: 85mm
  • $120.00
  • Yaogangxian Mine
  • Chenzhou City, Hunan
    China
  • This cluster of ferberite crystals has several members with the largest being the 85mm crystal in the middle right. Pitch-black with excellent luster. The back is encrusted with sharp quartz crystals and mica. The ore mineral from this locality and a very nice example of this mineral!
Barite, QuartzTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21118
  • Barite, Quartz
  • 10.4x6.5x4.0 cm
  • Largest Crystal Size: 19mm
  • $65.00
  • Sardina
    Italy
  • A nice plate of barite crystals on quartz crystals with the barite crystals, in turn, encrusted with small quartz crystals. The light pinkish barite crystals are classic "crested barite" and the quartz crystals are a colourless drusy habit. This is all the locality data that I have, sorry! Displays well.
LorenzeniteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21123
  • Lorenzenite
  • 8.2x7.0x5.5 cm
  • Largest Crystal Size: 17mm
  • $85.00
  • Lovozero Massif
  • Murmanskaya
    Russia
  • Several sharp, rich-brown, doubly terminated, prismatic crystals of lorenzenite are embedded in this matrix. There are also needle-like black crystals of an amphibole (Aegerine?) laced through the piece. Very nice example of this rare mineral! I think the largest crystal has been glued back in place nicely!
Spodumene, KunziteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21125
  • Spodumene, Kunzite
  • 6.6x3.7x1.5 cm
  • Largest Crystal Size: as above
  • $110.00

  • Afghanistan
  • Sorry, I don't have more detailed info about this very nice "kunzite" crystal. The crystal is a light pink colour and very gemmy. Nice terminal faces!
SpinelTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21127
  • Spinel
  • 10.6x6.0x2.5 cm
  • Largest Crystal Size: 9mm
  • $65.00
  • Mintien
  • Luc Yen
    Yen Bay, Viet Nam
  • This fragment of marble has clusters of spinel crystals across the top and middle of it. The spinel crystals are a deep purple colouration and many are well formed, although some are incomplete. Small black crystals of graphite and rough crystals of diopside also embedded in the white marble/calcite. My guess is that the specimen has been lightly oiled. Nice metamorphic assemblage!
Villiaumite, PectoliteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21128
  • Villiaumite, Pectolite
  • 5.6x6.1x2.2 cm
  • Largest Crystal Size: 20mm
  • $85.00
  • Koashva
  • Khibiny Massif
    Murmansk Oblast, Russia
  • An interesting specimen of deep red villiaumite that has thin-bladed, colourless pectolite crystals embedded in it. Excellent example! An Attard's Minerals label accompanies it.
HematiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21156
  • Hematite
  • 1.9x1.0x1.0 cm
  • Largest Crystal Size: as above
  • $65.00
  • Arzanah
  • Abu Dhabi
    United Arab Emirate
  • Wow! You don't often see hematite in this crystal form! This is a scalenohedron of hematite with high luster and slight iridescent. Unusual locality, too! t
Spessartine, GalenaTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21166
  • Spessartine, Galena
  • 5.0x2.9x3.1 cm
  • Largest Crystal Size: 8mm
  • $85.00
  • Broken Hill
  • New South Wales
    Australia
  • This is SO cool! Gemmy dodecahedra of spessartine are richly distributed through a matrix of coarsely crystallized galena. A classic mineralogical association from Broken Hill. Looks great!
Calcite, FluoriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21179
  • Calcite, Fluorite
  • 13.3x10.2x6.1 cm
  • Largest Crystal Size: 11mm
  • $175.00
  • Denton Mine
  • Hardin County
    Illinois, USA
  • A very cool specimen of calcite with oriented groups of calcite crystals veering in different directions around a central void. The calcite crystals have a frosty appearance that is due to a myriad of tiny barite crystals on the calcite. As well, there are some small, 7mm and less, light purple fluorite crystals on the lower part of the specimen. Stands very nicely, by itself, for display! T
Hematite, QuartzTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21183
  • Hematite, Quartz
  • 7.3x6.2x4.5 cm
  • Largest Crystal Size: 17mm
  • $85.00
  • Beckermet Mine
  • Egremont, Cumbria
    England
  • A British Classic! This is a nice vug of glassy quartz terminations that have formed on a matrix of botryoidal hematite as imprinted on the underside and back of the specimen. The quart crystals have, in turn, have sharp, bladed, sparkling crystals of hematite formed on them and then some more tiny sparkling quartz crystals in some places. Displays very well! T
GypsumTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21207
  • Gypsum
  • 5.9x6.3x0.5 cm
  • Largest Crystal Size: n/a
  • $65.00
  • Chamberlain

  • South Dakota, USA
  • A very interesting concretion or growth of gypsum!! The crystals have somehow formed in a spiral, with terminations on the outer rim. Actually, I'm not sure that spiral is the exact name for this shape but have a look at the photo's?! Very interesting, unusual and cool! t
HematiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21210
  • Hematite
  • 5.5x4.4x3.7 cm
  • Largest Crystal Size: 2mm
  • $45.00
  • Graves Mountain

  • Georgia, USA
  • The vug in this quartz matrix is lines with superb. botryoidal hematite that has an iridescent luster ranging from golden to deep blue to bright purple. Sweet! t
Powellite, ZeoliteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21302
  • Powellite, Zeolite
  • 3.8x3.7x2.5 cm
  • Largest Crystal Size: 11mm
  • $110.00
  • Jalgaon
  • Maharashtra
    India
  • Two sharp powellite crystals, 10mm and 11mm on edge are nicely positioned on a zeolite mineral, probably mesolite. Also a couple of stilbite crystals associated with the powellites. As you can see in the attached photo, the powellite crystals are nicely fluorescent. Nice example!
WavelliteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21311
  • Wavellite
  • 7.0x6.2x3.5 cm
  • Largest Crystal Size: n/a
  • $50.00
  • Mauldin Mt.
  • Montgomery County
    Arkansas, USA
  • Half of the front of this specimen is an open vug of rich-green botryoidal wavellite in breccia while the other half is a split seam which shows the radiating structures of the botryoids. When you examine the botryoids closely, you can see that the surfaces are composed of the terminations of the radiating crystals which make up the botryoids. Very nice looking!
Fluorite, Quartz, SphaleriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21416
  • Fluorite, Quartz, Sphalerite
  • 5.6x3.7x3.6 cm
  • Largest Crystal Size: Fl 11mm, Qu 20mm, Sp 2mm
  • $80.00
  • Sweet Home Mine
  • Alma Dist., Park co.
    Colorado, USA
  • The matrix of this specimen is a mixture of galena, tetrahedrite, sphalerite and quartz with the top covered by a druse of crystals of the same four minerals. O interest, though, is a nice blue fluorite crystal in the middle! It is clear with stepped faces and a quartz crystal visible inside the fluorite crystal. Very nice specimen!
RhodoshrositeTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21435
  • Rhodoshrosite
  • 15.5x12.3x1.4 cm
  • Largest Crystal Size: n/a
  • $225.00
  • Catamarca

  • Argentina
  • An unusual rhodochrosite specimen from a part of the world that produced exceptional rhodochrosite. This piece is a large, thick slice that is oval in shape. Polished one side, sawn but not polished on the other side. It has a black rind, presumably manganese oxide-rich. Looks more like a septarian nodule formation than the stalactitic forms that we usually see from Argentina! Beautiful and unique! R
Baryte, QuartzTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21587
  • Baryte, Quartz
  • 5.0x4.1x3.6 cm
  • Largest Crystal Size: b-30mm
  • $75.00
  • Lynchburg Mine
  • Silver City
    New Mexico, USA
  • This is a cluster of bladed, baryte crystals on a small amount of quartz matrix. The baryte crystals are all encrusted with tiny quartz crystals to give the cluster an interesting look. Interesting locality!
Brookite, Quartz, AdulariaTreasures, Odds and Sods, Various Localities, Page Three
  • Item #21968
  • Brookite, Quartz, Adularia
  • 8.1x5.3x3.0 cm
  • Largest Crystal Size: b-5mm, qu-25mm
  • $65.00
  • Uri

  • Switzerland
  • Some very nice, sharp, light brown, bladed brookite crystals are scattered between and on quartz crystals on this specimen. Classic!
CorundumTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22041
  • Corundum
  • 9.4x9.5x6.0 cm
  • Largest Crystal Size: 15mm
  • $180.00
  • Mogok
    Myanmar
  • Sharp, reddish crystals of corundum, var ruby, are exposed throughout this rock matrix. The crystals are simple hexagonal prisms. Displays well! R
LollingiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22156
  • Lollingite
  • 4.0x3.4x2.9 cm
  • Largest Crystal Size: 10mm
  • $35.00
  • Pennington County

  • South Dakota, USA
  • This very interesting fragment of mineralization has a number of elongated, silvery lollingite crystal sections embedded in it. The matrix is also interesting, although I'm not sure exactly what it is. It seems to be composed largely of a purple mineral that looks a lot like cordierite. Unusual locality piece!
SpinelTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22173
  • Spinel
  • 1.6x1.7x1.3 cm
  • Largest Crystal Size: 14mm
  • $55.00
  • Amity

  • New York, USA
  • A very sharp, light bluish-grey spinel octahedron on, what I believe is a humite group mineral or possibly iron-tinted diopside. The crystal is largely complete except for one corner. Classic!
PyromorphiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22174
  • Pyromorphite
  • 2.6x1.9x1.4 cm
  • Largest Crystal Size: 4mm
  • $35.00
  • Phoenixville

  • Pennsylvania, USA
  • A small plate of pyromorphite crystals from this famous old mine. Some bruising but good locality specimen. One of the first pyromorphite crystal producers in the USA!
RamsdelliteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22186
  • Ramsdellite
  • 2.2x2.2xx0.9 cm
  • Largest Crystal Size: 5mm
  • $35.00
  • Mistake Mine
  • Yavapai County
    Arizona, USA
  • A nice, small plate of sharp, curved crystals of this unusual manganese oxide mineral from one of the best known localities for this mineral. Pitch black and lustrous. Nice!
CassiteriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22216
  • Cassiterite
  • 11.6x7.5x4.6 cm
  • Largest Crystal Size: Ca 3mm, Qu 8mm
  • $160.00
  • Wheal Pendarves
  • Camborne, Cornwall
    England
  • This piece is composed mostly of massive cassiterite and quartz with a prominent cavity of sharp cassiterite and quartz crystals on the front of it. Sawn on the back. Classic British specimen from a Classic locality!
CelestineTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22223
  • Celestine
  • 8.1x9.2x6.5 cm
  • Largest Crystal Size: 13mm
  • $65.00
  • Bristol
    , England
  • A mass of mostly celestine with iron/clay tinting. The crystals in the cavities are sharp, bladed, colourless, celestine crystals. Unusual locality! r
RhodochrositeTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22203
  • Rhodochrosite
  • 6.7x5.2x1.1 cm
  • Largest Crystal Size: n/a
  • $120.00
  • Capillitas
  • Andalgala
    Catamarca, Argentina
  • Pretty cool "ore" specimen! This is a slice of beautiful, banded, rhodochrosite in various shades of red, pink and white. The rhodochrosite is attached to massive sulphide matrix. Looks great and from a classic locality! r
BaryteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22233
  • Baryte
  • 8.0x5.9x3.3 cm
  • Largest Crystal Size: 18mm
  • $75.00
  • Palos Verdes
    California, USA
  • Here is a cluster of baryte crystals from an unusual locality. The crystals are a creamy white colour with excellent terminations. Unusual crystal growth on the underside, as you can see in the photo. Unique!
HowliteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22238
  • Howlite
  • 4.1x3.8x3.5 cm
  • Largest Crystal Size: as above
  • $40.00
  • Lang
    California, USA
  • A nice nodule of "cauliflower" howlite from one of the most famous localities for this form of howlite. Classic!
KurnakoviteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22239
  • Kurnakovite
  • 3.7x3.5x0.8 cm
  • Largest Crystal Size: as above
  • $35.00
  • Boron
    California, USA
  • Nice cleavage of this relatively rare borate mineral from Boron, California, one of the greatest borax deposits in the world.
HematiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22244
  • Hematite
  • 5.2x2.1x1.5 cm
  • Largest Crystal Size: n/a
  • $35.00
  • Goose Green Mine
  • Frizington
    Cumbria, England
  • A British equivalent of the iron, "needle ore" found in Michigan and Wisconsin in the USA. It is crystallized hematite and a segment of a botryoidal formation. Nice!
CelestineTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22255
  • Celestine
  • 10.5x9.4x4.2 cm
  • Largest Crystal Size: 10mm
  • $65.00
  • Lime City
    Ohio, USA
  • The top of this fossiliferous limestone is a calcite-lined vug, sprinkled with glassy, very light blue celestine crystals.
StauroliteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22256
  • Staurolite
  • 7.7x6.5x3.1 cm
  • Largest Crystal Size: 45mm
  • $75.00
  • Keywy
  • Kola Peninsula
    Russia
  • A great looking specimen of dark-brown, prismatic staurolite crystals in mica schist. It includes twinned and un-twinned crystals in the same specimen. The "x" in the centre of one side is two twinned crystals. Very nice!
BaryteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22257
  • Baryte
  • 10.2x7.0x3.0 cm
  • Largest Crystal Size: as above
  • $75.00
  • Hartsel
  • Park co.
    Colorado, USA
  • A nice cluster of light coloured baryte crystals from this well known locality. Good viewing from "front" only.
BaryteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22259
  • Baryte
  • 5.9x5.2x3.6 cm
  • Largest Crystal Size: 13mm
  • $65.00
  • Black Cloud Mine
  • Leadville
    Colorado, USA
  • This cluster of baryte crystals is composed of the sharp thin-bladed crystals that we are used to seeing from the Black Cloud Mine. Some bruising but lots of good crystals.
GoethiteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22261
  • Goethite
  • 4.2x2.7x1.8 cm
  • Largest Crystal Size: 15mm
  • $65.00
  • Lake George

  • Colorado, USA
  • This area is famous for good goethite crystals and here is a good example. Lustrous, dark brown goethite crystals in radiating or divergent groups.
Strontianite, Calcite, CelestineTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22299
  • Strontianite, Calcite, Celestine
  • 11.2x10.3x6.4 cm
  • Largest Crystal Size: 5mm sphere
  • $75.00
  • Danville

  • Kentucky, USA
  • A very interesting specimen showing a block of limestone that has a large, mineralized vug in it. The vug is lined with calcite crystals associated with white balls of strontianite and frosted, prismatic crystals of celestine. Looks great!
BaryteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22300
  • Baryte
  • 10.3x7.4x5.9 cm
  • Largest Crystal Size: 8mm
  • $85.00
  • Northumberland Mine
  • Nye Co.
    Nevada, USA
  • Nice specimen from this worked out locality. The main cavity is on top and contains many sharp, gemmy, baryte crystals. There are other openings as well. Looks great!
PyriteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22371
  • Pyrite
  • 6.2x5.5x5.2 cm
  • Largest Crystal Size: 10mm
  • $35.00
  • Rolla Quarry
  • Rolla
    Missouri, USA
  • Sharp pyrite crystals on a matrix of bladed calcite crystals on limestone. Unusual locality!
CalciteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22379
  • Calcite
  • 7.2x5.7x4.5 cm
  • Largest Crystal Size: 50mm
  • $55.00
  • Sweetwater Mine
  • Reynolds co.
    Missouri, USA
  • Classic Sweetwater Mine specimen showing a prismatic calcite crystal laying flat on limestone matrix. Associated with small, golden chalcopyrite crystals. Looks great!
Cassiterite, MuscoviteTreasures, Odds and Sods, Various Localities, Page Three
  • Item #22366
  • Cassiterite, Muscovite
  • 7.2x5.0x5.9 cm
  • Largest Crystal Size: as above
  • $85.00
  • Pingwu Mine
  • Xueboding, Pingwu, Sichuan
    China
  • A rather large, twinned crystal of cassiterite from this modern classic locality. The crystal shows the "V" twinning that is characteristic from this locality. black with high luster. Not complete but very good!