Clausthalite

Mineral # 411 Available

Gray to black Clausthalite from the type locality, Lerbach, Hartz, Germany. Collected by Mineralogisches Institut der Bergakademie Clausthal before 1978 – their label is also included with the specimen. Accessories include Tiemanite and Umangite.

This specimen measures about 5.2 cm x 4.3 cm x 2.6 cm.

Clausthalite #411 – Price: $US 50.

Clinochlore

Mineral # 016 Available

Clinochlore from the classic, now closed locality, the Jeffrey Mine, Asbestos, Quebec, Canada, this specimen has deep green plates of clinoclore in a mass of vesuvianite.

This specimen measures about 4.5 cm x 4 cm x 2.5 cm. The crystal mass is 4 cm across.

Clinochlore #016 – Price: $US 50.

Clinochlore var. Corundophilite


Mineral # 340 Available

An interesting cabinet specimen of Clinochlore var. Corundophilite, from St. Pierre de Broughton, Megantic Co., Quebec, Canada. Occurs as green-gray spheres made up of micaceous plates to about 5 mm. A classic example of the type. Collected H.Steacy and G.Ansell, GSC, August 1975.

This specimen measures about 12.6 cm x 8.1 cm x 4 cm.

Clinochlore var. Corundophilite # 340 – Price: $US 150.

Clinochlore var. Kaemmererite (alt. Kammererite), var. Chrome Pennite

Mineral # 017 Available

Clinochlore var. Kaemmererite is from Kop Daglari, Erzurum, East Anatolia, Turkey, these magnificent crystals are on a chromite matrix, old material collected in the late 1970's. Crystals this big and so perfect are hard to find these days, and equally hard to photograph!

This specimen measures about 3 cm x 3 cm x 1 cm. The largest crystals are 3-4 mm across.

Kaemmererite (alt. Kammererite) # 017 –
Price: $US 175.

Clinoenstatite

Mineral # 387 Available

Clinoenstatite from the amazing, now closed locality, the Jeffrey Mine, Asbestos, Quebec, Canada, this specimen has whitish (very pale green) radiating crystals of clinoenstatite to about 2.5 cm, together with minor accessory chromite and chrome-grossular. About one quarter of the specimen is coated with undamaged crystals.

This specimen measures about 7.5 cm x 6.5 cm x 6.0 cm.

Clinoenstatite # 387 – Price: $US 250.

Clinozoisite

Mineral # 419 Available

Yellow transparent Clinozoisite Xtals to 3mm from Alpe delle Frasso, presso Pratobotrile, Val di Susa, Italy.

This specimen measures about 5.3 cm x 3.6 cm x 1.3 cm.

Clinozoisite # 419 – Price: $US 35.

Cobaltite

Mineral # 020 Available

Cobaltite specimen, collected in the mid 1970's from Håkanboda, Västmanland, Sweden. The largest cobaltite cube is in very good condition, showing a light stress mark. Accessory pyrrhotite, biotite, chalcopyrite, quartz and dolomite.

This specimen measures about 4.5 cm x 3.5 cm x 4.3 cm. The largest crystal cube is about 5 mm across.

Cobaltite # 020 – Price: $US 60.

Colemanite


Mineral # 145 Available

WOW! Colemanite crystal group, from Pit #1 (Borax pit), Thompson Mine, Death Valley, California, USA. The crystals in the group are large, with attachments on the base and back of the specimen, collected before 1980.

This specimen measures about 6.2 cm x 3.3 cm x 4.5 cm.

Colemanite # 145 – Price: $US 200.

Collinsite

Mineral # 204 Available

Very nice collinsite as radiating, nearly colorless blades to 2 cm on host sedimentary rock. From Km 42, Rapid Creek, Yukon Territory, Canada. Collected P. Collins July, 1978. Accessories include sharp, dark brown siderite xtals to 4 mm, Whiteite and baricite

This specimen measures about 4.0 cm x 3.2 cm x 1.2 cm.

Collinsite # 204 – Price: $US 40.

Columbite



Mineral # 220 Available

Exceptional old museum-class Columbite cabinet specimen from the seldom seen Råde (or Raade or Rade) occurrence in Norway. The two main crystals are 2.5 cm to 3.5 cm long, about 1.5 cm across. These attractive pitch black columbites were collected April 20, 1895 by the Norwegian Mineralogical Museum (collector's name on label). Accessories include phlogopite and feldspar. The Original museum label shown here is included.

This specimen measures about 7.5 cm x 5.3 cm x 3.6 cm.

Columbite # 220 – Price: $US 750.

Conichalcite

Mineral # 146 Available

This dark green, botryoidal conichalcite specimen from Mapini, Mexico, was collected before 1978. On limonite.

This specimen measures about 4.8 cm x 2.7 cm x 2.5 cm.

Conichalcite # 146 – Price: $US 40.

Cookeite

Mineral # 504 Available

Cookeite as beige, stacked of clumped ps. hexagonal plates on albite from the Tiger Bill Mines, Greenwood, Maine, USA, a nice rich example!

This specimen measures 2.6 cm x 1.8 cm x 1.2 cm .

Cookeite # 504 – Price: $US 25.

Copper

Mineral # 021 Available

Native Copper from Batchawana Bay, Lake Superior, Ontario, Canada, this native copper is perched on a feldspar breccia with minor accessory Malachite and calcite. Very showy!

This specimen measures 4.8 cm x 3.5 cm x 6.0 cm .

Copper # 021 – Price: $US 25.

Copper


Mineral # 147 Available

Hair-fine wire native copper, with micro crystals attached, from Tsumeb, Namibia. From the Syd Pieters' collection ca. 1958, accessory smithsonite, calcite, dolomite, cerussite. Nice, unusual specimen!

This specimen measures 5.7 cm x 2.7 cm x 1.8 cm .

Copper # 147 – Price: $US 95.

Corundum var. ruby

Mineral # 148 Available

Corundum var. ruby in a mica schist. These classic pseudo hexagonal, tabular crystals are from Sagstuen, Farsjö (Farsjø), Årnes, Akershus, Norway. Accessory minor chlorite. Nice, unusual specimen showing the true trigonal form on one crystal face!

This specimen measures 6.3 cm x 6.2 cm x 2.2 cm. The largest crystal measures about 22 mm across.

Corundum var. ruby # 148 – Price: $US 200.

Corundum var. ruby

Mineral # 149 Available

Purple-red prismatic crystals in migmatite from Mysore, India. The crystals fluoresce a deep bright red under long-wave ultraviolet. Collected before 1982. A very nice specimen.

This specimen measures 2.9 cm x 2.9 cm x 3.2 cm . The largest crystal is 17 mm across.

Corundum var. ruby # 149 – Price: $US 125.

Corundum

Mineral # 401 Available

Corundum in a nepheline complex as nearly black, ps. hexagonal pyramids with accessory zircon, feldspar, horneblende and a radioactive, possibly parisite. These nice crystals are from Hwy 17, 1.6 Km SE of Marathon town exit, Marathon, Ontario, Canada.

This specimen measures 2.3 cm x 1.4 cm x 1.5 cm.

Corundum # 401 – Price: $US 25

Cosalite

Mineral # 373 Available

Exceptionally rich, fibrous, silver-colored foliated Cosalite crystals to 2.5 cm with accessory gold, bright metallic-white galenobismutite, pyrite cubes and mica schist, in a metamorphosed hydrothermal quartz vein. This fine display specimen is from the Cariboo Gold Quartz Mine, near Barkerville, British Columbia, Canada. Includes old National Museum of Canada label. Collected ca. 1936 E.D. Taylor, exchanged with Nat. Mus. Can. Aug, 1975.

This specimen measures 11.5 cm x 8.2 cm x 3.5 cm.

Cosalite # 373 – Price: $US 450.

Covellite

Mineral # 241 Available

Covellite, in attractive iridescent blue blades formed in a micaceous habit with a clay from Summitville, Rio Grande Co., Colorado, USA. Collected before 1977.

This specimen measures 5 cm x 3 cm x 1 cm.

Covellite # 241 – Price: $US 125.

Cuprite


Mineral # 193 Available

Cuprite from the Ting-Tang Mine (later known as the West Clifford United Mine), Gwennap, Cornwall, England. Collected before 1976, from Richard Barstow, October, 1976. Hundreds of sharp, deep ruby-red micro-cubes, forming intergrown masses, often with parallel growth exhibited. Accessory quartz, limonite.

This old classic specimen measures about 5.3 cm x 4.2 cm x 3 cm.

Cuprite # 193 – Price: $US 75.