Fine Quality Mineral Specimens for Sale
Alphabetical Mineral Species List:
|
A…Am |
An |
Ao…Az |
Ba…Bh |
Bi…Bz |
Ca |
Cb…Ch |
Ci…Cz |
D |
E |
F |
Ga…Gn |
Go |
Gp…Gz |
H–I–J |
|
K–L |
Ma…Mi |
Mj…Mz–N |
O–Pa…Po |
Pp…Pz |
Q–R |
Sa…Sh |
Si…Sm |
Sn…Sz |
T |
U–V |
W |
X–Y–Z |
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How to Order |
Home |
D
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Danburite
Wonderful example of totally clear, colorless danburite in an unusual habit. The specimen is a mass of danburite crystals with several emerging prominently. The largest sticking out is about 1.7 cm while the largest lying across the mass is about 3 cm. From Charcas, San Luis Potsi, Mexico. Includes a loose 1.5 cm crystal that fell off the mass — the buyer can easily repair if desired. Collected before 1978. This specimen measures about 4.3 cm x 3.5 cm x 4.6 cm. Danburite # 312 – Price: $US 100. |
Datolite
Attractive colorless Datolite crystals to about 1 cm. From the Crow Lake Mine, Frontenac County, Ontario, Canada. Collected before 1978. Accessory Calcite and hematite. This specimen measures about 5.2 cm x 4.5 cm x 3.2 cm. |
Datolite
Handsome colorless datolite crystals to about 1.5 cm. from Charcas, San Luis Potosi, Mexico. Collected before 1978. Accessory Calcite and hematite. This specimen measures about 4.5 cm x 3.5 cm x 3.7 cm. Datolite # 521 – Price: $US 70. |
Dawsonite
Colorless dawsonite crystals to about 1.5 mm. in vugs, from Terlano, Adige Valley, Bolzano Prov., Trentino-Alto, Adige, Italy. Collected before 1980. This specimen measures about 4.0 cm x 2.5 cm x 4.0 cm. Dawsonite # 511 – Price: $US 25. |
Dawsonite
Felted colorless dawsonite crystals to about 1.5 mm. in vugs, from Terlano, Adige Valley, Bolzano Prov., Trentino-Alto, Adige, Italy. Collected before 1980. This specimen measures about 4.0 cm x 3.0 cm x 3.0 cm. Dawsonite # 512 – Price: $US 30. |
Dawsonite
Colorless dawsonite crystals to about 2.0 mm. in several large vugs, from Terlano, Adige Valley, Bolzano Prov., Trentino-Alto, Adige, Italy. Collected before 1980. This specimen measures about 9.0 cm x 5.3 cm x 5.5 cm. Dawsonite # 513 – Price: $US 75. |
Dawsonite
Colorless dawsonite crystals to about 1.0 mm. in thumbnail vug, from the now inaccessible Francon Quarry, St. Michel, Montreal, Quebec, Canada. Collected before 1980. This specimen measures about 2.0 cm x 1.5 cm x 0.5 cm. |
Dawsonite
Colorless dawsonite crystals to about 1.0 mm. in vugs, from the now inaccessible Francon Quarry, St. Michel, Montreal, Quebec, Canada. Collected before 1980. XRD GSC This specimen measures about 5.0 cm x 3.4 cm x 1.3 cm. Dawsonite # 620 – Price: $US 75. |
Dawsonite
Colorless, larger than normal, dawsonite crystals to about 2.0 mm. in vug, from the now inaccessible Francon Quarry, St. Michel, Montreal, Quebec, Canada. Collected before 1980. XRD GSC. Accessories pale yellow strontianite globules, creamy dresserite globules, gray calcite. This specimen measures about 8.5 cm x 6.0 cm x 4.0 cm. Dawsonite # 603 – Price: $US 100. |
Dawsonite
Thumbnail, colorless dawsonite crystals to about 1.0 mm. in vug, from the now inaccessible Francon Quarry, St. Michel, Montreal, Quebec, Canada. Collected before 1980. Accessory calcite. This specimen measures about 1.7 cm x 1.2 cm x 1.0 cm. Dawsonite # 622 – Price: $US 25. |
Dawsonite
Thumbnail, colorless dawsonite crystals to about 1.0 mm. in vug, from the now inaccessible Francon Quarry, St. Michel, Montreal, Quebec, Canada. Collected before 1980. Accessory calcite. This specimen measures about 3.3 cm x 1.3 cm x 1.0 cm. Dawsonite # 626 – Price: $US 25. |
Descloizite
Descloizite from the Bergaukas Mine, sometimes given as the Berg Aukas Mine, Grootfontein, Namibia (South-West Africa), collected in the mid 1970's. This photo shows the back of the specimen, lightly dulled with clay. The deep reddish-brown "arrowhead" crystals on the opposite side simply sparkle, and seems impossible to do justice to in a picture! This specimen measures about 3.5 cm x 3.5 cm x 4 cm. Descloizite # 131 – Price: $US 300. |
Diaspore
Two delicate pink Diaspore cleavage masses on colorless, clear grossular garnets. From the closed Jeffrey Mine, Asbestos, Quebec, Canada. Accessories include vesuvianite, clinochlore et al. This specimen measures about 4.5 cm x 3.5 cm x 2.2 cm. Diaspore # 284 – Price: $US 50. |
Diopside var. Chromian Diopside
Diopside var. Chromian Diopside is from the Jeffrey Mine, Asbestos, Quebec, Canada from the mid 1970's. This handsome specimen has hundreds of micro chrome diopside crystals, clustered around grains of accessory chromite. Most of the specimen is colorless diopside felted crystals. This specimen measures about 4 cm x 3 cm x 1 cm. Chromian Diopside # 022 – Price: $US 40. |
Diopside
Diopside from the Jeffrey Mine, Asbestos, Quebec, Canada. Collected 1980. Wonderful colorless to smokey-gray crystals to 0.8 cm on albite with accessory deep green clinochlore. Nice. This specimen measures about 4.5 cm x 2.5 cm x 0.7 cm. Diopside # 023 – Price: $US 95. |
Diopside
Diopside from the Jeffrey Mine, Asbestos, Quebec, Canada. Collected 1980. Attractive smokey-gray crystals to 0.5 cm on albite with accessory deep green clinochlore crystals. An attractive example. This specimen measures about 6.1 cm x 2.7 cm x 2.7 cm. Diopside # 432 – Price: $US 80. |
Diopside
Diopside from the Jeffrey Mine, Asbestos, Quebec, Canada. Collected 1977. Unusual brownish to clear crystals to 2.0 cm long, on chrome diopside and diopside. This specimen measures about 5.5 cm x 3.2 cm x 3.2 cm. Diopside # 433 – Price: $US 25. |
Diopside
Brownish to clear Diopside crystals from the Jeffrey Mine, Asbestos, Quebec, Canada. Collected 1978. Crystals to 1 cm on albite and wollastonite. The brownish hue is actually a secondary growth of tiny crystals on the primary crystal growth. An unusual example from this interesting locality. This specimen measures about 8 cm x 7.5 cm x 3.7 cm. Diopside # 488 – Price: $US 125. |
Dioptase
Dioptase from Tsumeb, Namibia, (South-West Africa) and collected in the 1970's, this dioptase specimen consists of several outstanding crystals on calcite. This specimen measures about 4.5 cm x 2.6 cm x 2 cm. The largest perfect crystal is 1.0 cm long. Dioptase # 024 – Price: $US 275. |
Dioptase
This unusual Dioptase specimen is from Tsumeb, Namibia, (South-West Africa) and was collected before 1980. Each crystal face consists of fine parallel striations instead of the more usual glass-smooth faces. Depending upon the face, the striations are aligned parallel to a different crystal axis, likely indicative of unusual paragenesis. Accessories include calcite, possible volborthite and others. This interesting specimen measures about 3.7 cm x 3.3 cm x 1.6 cm. The largest crystal is about 7 mm long. Dioptase # 150 – Price: $US 295. |
Dolomite
This interesting zoned white dolomite in a vug is from St. Joes Island, Nr. Sault Ste. Marie, Ontario, Canada, with accessory calcite, in limestone. Three small saw cuts. This specimen was collected before 1976. This specimen measures about 3.0 cm x 2.2 cm x 1.5 cm. Dolomite # 567 – Price: $US 25. |
Dolomite
This large dolomite crystal has a second crystal growing from it. Each face is made of of many small "saddle-shaped" faces. Interesting example from Hoxie, Arcansas, USA. This specimen was collected before 1976. This large crystal measures about 4.0 cm x 2.3 cm x 2.6 cm. Dolomite # 612 – Price: $US 75. |
Dresserite
This early dresserite specimen as white spherules in a vug including accessory calcite, halloysite and a hydrocarbon. In an alkalic sill cutting Trenton limestone, about 250 feet below surface. From the type locality, Francon Quarry, St. Michel, Montreal, Quebec, Canada. This specimen was collected September, 1974. XRD GSC. Saw cut on back. This specimen measures about 5.2 cm x 2.8 cm x 1.3 cm. Dresserite # 565 – Price: $US 75. |
Dresserite
This early dresserite specimen, very rich, as white spheres in a vug including accessory calcite and quartz. In an alkalic sill cutting Trenton limestone, about 250 feet below surface. From the type locality, Francon Quarry, St. Michel, Montreal, Quebec, Canada. This specimen was collected in 1974. Saw cut on back. This specimen measures about 7.3 cm x 3.8 cm x 2.0 cm. Dresserite # 566 – Price: $US 100. |
Dresserite
This dresserite specimen as white spheres in vugs including accessory dawsonite and weloganite. From the type locality, Francon Quarry, St. Michel, Montreal, Quebec, Canada. This specimen was collected in 1976. This specimen measures about 6.0 cm x 4.0 cm x 2.0 cm. Dresserite # 624 – Price: $US 75. |
Dresserite
This dresserite specimen as white spheres in vugs including accessory nice dawsonite, halloysite and quartz. From the type locality, Francon Quarry, St. Michel, Montreal, Quebec, Canada. This specimen was collected in 1975. This specimen measures about 8.0 cm x 6.5 cm x 2.0 cm. Dresserite # 615 – Price: $US 75. |
Dypingite
This rich dypingite specimen, as white spheres on siderite crystals. From the phosphate deposits at Km 42, Rapid Creek, Yukon, Canada. This specimen was collected in August 1978 by P. Collins. Accessory minor quartz, brazilianite. This specimen measures about 2.7 cm x 2.8 cm x 1.4 cm. Dresserite # 584 – Price: $US 100. |
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