David K. Joyce

Mont Saint-Hilaire, Quebec -Various Species, Page Three

Lots of unusual old time pieces here!

All prices in Canadian dollars. For payment in US$, deduct 18% or multiply by 0.82.

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

Dawsonite, Sodalite, AnalcimeMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #13013
  • Dawsonite, Sodalite, Analcime
  • 2.9x3.0x3.1 cm
  • Largest Crystal Size: 2mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Sharp, colourless dawsonite in cavities in light blue sodalite and analcime.
Siderite, Pyrite, SynchisiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #11563
  • Siderite, Pyrite, Synchisite
  • 3.2x3.0x2.5 cm
  • Largest Crystal Size: 21mm
  • $55.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A sweet interpenetration twin of rich brown siderite on albite matrix. Also on the specimen(on the back) are sharp cubes of pyrite and thin tabular clusters of dark grey synchisite.
Zircon, AlbiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #22147
  • Zircon, Albite
  • 7.3x3.8x4.2 cm
  • Largest Crystal Size: 4mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Several very sharp, dipyramidal zircon crystals on this cluster of bladed, white albite and pointy calcite crystals. The zircon crystals are sharp, lustrous and deep brown. Nice example!
DawsoniteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #22996
  • Dawsonite
  • 7.4x5.0x2.7 cm
  • Largest Crystal Size: 5mm
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • This matrix ofvarious carbonates and analcime has lots of depressions and cavities that have many dawsonite crystals in them. The dawsonite crystals are colourless, elongated, bladed prisms. Fairly large for dawsonite crystals!
EudidymiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #23036
  • Eudidymite
  • 7.5x5.8x2.0 cm
  • Largest Crystal Size: 2mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • OK, it is not a "screamer" but it is an affordable specimen showing nice, sharp, eudidymite crystals in a radiating fan of crystals in hornfels-vein matrix.
Labuntsovite-MnMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #23079
  • Labuntsovite-Mn
  • 24mm across cm
  • Largest Crystal Size: micro
  • $40.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A sharp, prismatic, well terminated orangey labuntsovite crystal is perfectly exposed in this shallow, analcime vug. Excellent!
Zircon, Albite, BrookiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #23097
  • Zircon, Albite, Brookite
  • 4.3x2.6x2.4 cm
  • Largest Crystal Size: 10mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A nice cluster of lustrous, pyramidal brown zircon crystals is nicely perched on pure white albite, bladed crystals with some sparkly brookite crystals scattered about. Nice association and specimen.
Willemite, NatroliteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #24059
  • Willemite, Natrolite
  • 3.3x2.6x2.4 cm
  • Largest Crystal Size: w-8mm, n-30mm
  • $40.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A couple of sharp, striated beige willemite crystals are embedded in a cluster of colourless natrolite crystals. The willemite crystals are colourless, gemmy willemite inside that fluoresces bright green. The beige coating on the crystals is either non-fluorescent willemite or some other mineral. The termination of the biggest willemite crystal has a ding but still a nice crystal! Price adjusted accordingly.
Pectolite, CalciteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #25697
  • Pectolite, Calcite
  • 4.3x3.1x2.1 cm
  • Largest Crystal Size: 29mm
  • $45.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A cluster of fairly large pectolite crystals, partially encrusted with smla yellowish calcite crystals and one calcite pseudomorph after shortite at one end of the specimen. Some small rutile crystals, as well. Different!
Aegirine, Albite, PolylithioniteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #25676
  • Aegirine, Albite, Polylithionite
  • 5.1x2.6x2.1 cm
  • Largest Crystal Size: 51mm
  • $45.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Really nice specimen of this association. Well-terminated aegirine crystal, associated with albite and polylithionite crystals.
HochelagaiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26158
  • Hochelagaite
  • 2.4x2.1x1.9 cm
  • Largest Crystal Size: micro
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A nice patch of hochelagaite, featuring many pure-white tufts of this very rare mineral. From the type locality.
HochelagaiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26163
  • Hochelagaite
  • 2.4x1.6x1.5 cm
  • Largest Crystal Size: micro
  • $55.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • An area on this piece has one larger cluster of hochelagaite fibres and another area of small tufts of hochelagaite. Rare!
HochelagaiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26165
  • Hochelagaite
  • 4.0x3.4x3.4 cm
  • Largest Crystal Size: micro
  • $45.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A hollow pseudomorph on this matrix of siderite, microcline, analcime, pyrite, etc, is lined with pure-white, acicular hochelagaite. Collected in 1980. Type Locality!!
Lueshite, GriceiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26205
  • Lueshite, Griceite
  • 2.6x2.2x2.2 cm
  • Largest Crystal Size: micro
  • $75.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A nice, cubic crystal of lueshite is in one vug and another vug has some nice crystals of white, creamy griceite. The matrix is sodalitolitic segregation with villiaumite also present. Very fluorescent hackmanite matrix.
LueshiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26206
  • Lueshite
  • 3.7x2.4x1.9 cm
  • Largest Crystal Size: micro
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A cavity in this highly fluorescent hackmanite matrix has several black, cubic lueshite crystals in it. The biggest crystal is not complete but the other smaller ones are. Rare!
Lueshite, EpistoliteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26207
  • Lueshite, Epistolite
  • 4.6x2.8x2.0 cm
  • Largest Crystal Size: micro
  • $75.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • There are several black cubes of lueshite embedded in the massive, highly fluorescent matrix of sodalite. As well, there is a cavity with bladed crystals of epistolite in it, as well as some embedded in the matrix. Rare!
Zakharovite, Lovozerite, etc.Mont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26235
  • Zakharovite, Lovozerite, etc.
  • 2.9x2.4x2.2 cm
  • Largest Crystal Size: micro
  • $85.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A couple of patches of tiny, yellow-orange zakharovite crystals are present on this ussingite-sodalite matrix. There are also lovozerite pseudo's after eudialyte in the cavities. Nice specimen of both!
Zakharovite, GriceiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26237
  • Zakharovite, Griceite
  • 2.3x2.0x1.2 cm
  • Largest Crystal Size: micro
  • $95.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • The matrix for this specimen is all sodalite, hackmanite with intense orange fluorescence. There are a couple of patches of yellow zakharovite, including one large one at the edge of an open space. As well ,there are cavities filled with red villiaumite with griceite crystals at embedded in the villaumite. Very interesting specimen from the sodalitolite segregation environment.
NenadkevichiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26257
  • Nenadkevichite
  • 4.1x3.4x3.0 cm
  • Largest Crystal Size: micro
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Some very sharp, light pinkish nenadkevichite crystals in an albit vug in altered pegmatite consisting, mostly of albite, eudialyte group and aegirine.
GobbinsiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26260
  • Gobbinsite
  • 3.3x2.0x1.7 cm
  • Largest Crystal Size: micro
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A number of colourless, highly twinned, sharp gobbinsite crystals on this albite-siderite matrix.
Rhodochrosite, MicroclineMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #26280
  • Rhodochrosite, Microcline
  • 10.4x6.3x4.6 cm
  • Largest Crystal Size: 14mm
  • $140.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • This specimen is mostly interlocking crystals and cleavages of red-pink rhodochrosite and grey microcline crystals. There is one opening on the top of the specimen with nice, complete rhombohedral rhodocrosite crystals; light pink on the outer zone and deep red in the interior. The grayish mineral on the right is just calcite. Nice locality piece!
RinkiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #27504
  • Rinkite
  • 4.3x2.5x1.7 cm
  • Largest Crystal Size: 5mm
  • $55.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Clusters of slightly divergent crystals of rinkite are exposed, embedded in analcime and serandite in this pegmatite matrix.
RinkiteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #27506
  • Rinkite
  • 2.2x2.1x1.2 cm
  • Largest Crystal Size: 3mm
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Lots of sharp, bladed, beige rinkite crystals criss-cross through the matrix around and through this open space in altered pegmatite. Nice!
Hochelagaite, Analcime, Synchysite ps. peterseniteMont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #27571
  • Hochelagaite, Analcime, Synchysite ps. petersenite
  • 3.5x3.0x2.5 cm
  • Largest Crystal Size: micro
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • This mangle of analcime crystals and corroded aegirine crystals has quite a few little groupings of white balls of hochelagaite crystals on it, along with beautiful sharp, hexagonal pseudos of synchysite after petersenite. Lots to look at!
Synchysite-(Ce), ps petersenite with Analcime, Microcline, etc.Mont Saint-Hilaire, Quebec -Various Species, Page Three
  • Item #27589
  • Synchysite-(Ce), ps petersenite with Analcime, Microcline, etc.
  • 6.4x6.0x4.1 cm
  • Largest Crystal Size: syn-micro
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Lots of small pseudomorphs of synchesite after petersenite scattered about these two microcline cystal section , accompanied by an analcime crystal. Also lots of white albite crystals and some black-brown aegirine.