Top grade natural cobalto rich calcite gemstone in elongated oval shape. Has rich intense pink translucent color.   Weight: 3.8 ctSize: 14mm x 8mm x 5.5mmShape: OvalOrigin: Morocco

Elks Creek, Meade County, South Dakota   Several rich golden brown transparent crystals of Barite 2 inches in length on matrix lined with yellow calcite micro crystals. The barite crystals are well define with scalenohedral terminations and glassy luster faces.   2 lbs, 7 x 3 x 3.5 inches  ...

Lustrous transparent powder blue thin pyramidal crystals in parallel formations on matrix inter grown with several isolated crystals of calcite in fully terminated scalenohedral formation.   10.5 lbs, 6 x 7 x 9 inches

From Elmwood Mine, Carthage, Smith County, TennesseeLustrous transparent deep golden calcite crystal on matrix. Large double terminated scalenohedral twinned on the C-axis with well defined re-entrant faces. Small sphalerite crystal embedded on the back of the specimen.3.55 lbs, 8'' x 5'' x 2.75''

From Elmwood Mine, Carthage, Smith County, TennesseeLustrous transparent deep golden calcite crystal on limestone matrix. Large double terminated scalenohedral twinned on the C-axis with well defined reentrant faces, minor contact to crystal point. Matrix is partially covered with micro calcite crystals. 364.3 g, 4.15'' x 4'' x 2.5''

From Elmwood Mine, Carthage, Smith County, TennesseeTwinned doubly terminated scalenohedral golden calcite. The calcite crystals are gem transparent twinned on the c-axis. Embedded with sphalerite on the back of the crystals.491.5 g, 4.75'' x 3.75'' x 1.75''

From Elmwood Mine, Carthage, Smith County, TennesseeTwinned doubly terminated scalenohedral golden calcite. The calcite crystals are gem transparent twinned on the c-axis. Embedded with sphalerite on the back of the crystals.752.7 g, 5'' x 4'' x 2''

From Elmwood Mine, Carthage, Smith County, TennesseeLustrous transparent light golden calcite crystal on matrix. Large double terminated scalenohedral twinned on the C-axis with well defined complex re-entrant faces.634.6 g, 6'' x 2.75'' x 2''

From Elmwood Mine, Carthage, Smith County, TennesseeCluster of twinned doubly terminated scalenohedral golden calcite crystals on limestone matrix partially covered with spherical aggregates of barite The calcite crystals gem transparent twinned on the c-axis with well defined complex re-entrant faces.641.1 g, 4.25'' x 2.5'' x 3''

From Elmwood Mine, Carthage, Smith County, TennesseeCluster of twinned doubly terminated golden calcite crystals on limestone matrix with micro barite crystals . The calcite crystals are gem transparent scalenohedral twinned on the c-axis with well defined complex re-entrant faces.528.6 g, x 4.5'' x 3'' x 2.5''

From Bigrigg Mine, West Cumberland Iron Mining District, Cumbria, England   Complex intersecting parallel formation of calcite with great transparency and luster. The calcites are fully terminated with prismatic hexagonal form with scalenohedral-rhombohedral termination faces, several crystal have red hematite inclusions.   560.9 grams, 4.5 x 2 x 4 inches...

From Dalnegorsk, Primorskiy Kray, Russia   Lustrous cluster of gem transparent calcite crystals. The calcite has an unusual formation with a combination of scalenohedral and rhombohedral terminations. Super high luster, bright and lively specimen.   1.85 lbs, 5.5'' x 4'' x 2.75''

From Fengjiashan Mine, Daye Co., Huangshi Prefecture, Hubei Province, China   Complex intersecting cluster of translucent pinkish scalenohedral calcite crystals on matrix. The calcite has lustrous crystal faces, fully termination with no damage.   2.60 lbs, 5'' x 4.5'' x 3''

From From Shimen Mine, Hunan, ChinaLarge translucent scalenohedral calcite crystal. The crystal has a tanish golden color with high reflectiong deeply striated crystal faces.   211 g, 3.5'' x 2.75'' x 2.25''

From Artigas, Uruguay   Large 4" golden yellow scalenohedral crystal of Calcite grown over a amethyst quartz stalactite on matrix lined with transparent amethyst crystals. The calcite is transparent to translucent with lustrous double terminated crystal faces.   8 lbs, 11 x 8 x 7 inches

From Artigas, Uruguay   Large golden yellow scalenohedral crystal of Calcite centered on matrix lined with grape purple translucent to transparent amethyst crystals. The calcite is fully terminated with several parallel crystal growth on front crystal faces with a second generation growth of amethyst cascading down from the tip of...

From Artigas, Uruguay   Heres a rare museum quality of an unusual 3.5 inch calcite crystal with druzy quartz cast along the base of the crystal with a secondary growth at the termination of gem transparent calcite. There are several scalenohedral calcite crystals with sharp terminations and scintillating druzy quartz...

2.5" x 4.25" 641.5g    

4.5" x 3" 528.6g    

From Edong Mining District, Daye, Hubei, China   Large cluster of scalenohedral calcite with a secondary coating of lustrous iridescent metallic chalcopyrite crystals on the surfaces. Bright and lively specimen with a scintillating surface.   3.20 lbs, 6.5'' x 4'' x 4.75''

From Yaogangxian Mine, Nanling Mountains, Hunan Province, China   Large specimen of pale-yellow scalenohedral calcite on a bed of micro calcite crystals with transparent mint green fluorite with purple phantoms. The fluorites are cubic with modified terminations. Minor contact along the bottom of the specimen.   2.70 lbs, 7'' x...

From Nikolaevskiy Mine, Dalnegorsk, Primorskiy Kray, Russia   Diverging sprays of lustrous white calcite crystals with small golden yellow siderite nodules over thin translucent quartz crystals beside metallic chalcopyrite crystals all on quartz matrix enriched with sphalerite.   1.30 lbs, 6'' x 4'' x 2''

From Edong Mining District, Daye, Hubei, China   Large cluster of scalenohedral calcite partially covered with lustrous iridescent metallic chalcopyrite crystals on the surfaces. Bright and lively color of blues ,greens and reds.   2.65 lbs, 5.5'' x 5.75'' x 3.75''  

From Aghbar mine, Bou Azzer, Morroco   Bright vibrant specimen of intense pink cobalt-rich (cobaltian) calcite cover one side of matrix. The surfaces of the calcite crystals are lustrous and show complex crystal faces in parallel clusters. All surfaces undamaged. From Aghbar Mine, Bou Azzer, Morocco.   2.15 lbs, 5.75''...

From Bou Azzer District, Anti-Atlas Mountains, Tazenakht, Ouarzazate, MoroccoLustrous rounded cluster of vibrant pink rhombohedral calcite crystals. The calcite is translucent to transparent along the edges, the pink color is due to cobalt impurities.   2 lbs, 6 x 3 x 3 inches

Lustrous rounded cluster of vibrant pink rhombohedral calcite crystals wrapping around the entire matrix. The calcite is translucent to transparent along the edges, the pink color is due to cobalt impurities.   4 lbs, 5.75 x 3 x 5 inches

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Complex cluster of lustrous pink translucent flattened rhombohedral cobalt-rich Calcite crystals on matrix. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and very rarely available with this...

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Large complex cluster of lustrous pink translucent flattened rhombohedral cobalt-rich Calcite crystals on matrix. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and very rarely available...

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Complex cluster of lustrous pink translucent flattened rhombohedral cobalt-rich Calcite crystals covering 2 sides of matrix. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and very rarely...

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Complex cluster of lustrous pink translucent flattened rhombohedral cobalt-rich Calcite crystals on matrix. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and very rarely available with...

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Large complex cluster of lustrous pink translucent flattened rhombohedral cobalt-rich Calcite crystals on matrix. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and very rarely available...

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Complex cluster of lustrous hot pink translucent flattened rhombohedral cobalt-rich Calcite crystals on matrix. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and very rarely available with...

From Bou Azzer Distrix, Tazenakht, Morocco  A superb aesthetic speicmen of bright pink cobaltoan calcite on matrix, has large terminated scalenohedral crystals with glassy luster and translucent.1.50 lbs, 5'' x 3'' x 2.5''

From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Complex cluster of lustrous pink translucent flattened rhombohedral cobalt-rich Calcite crystals on matrix with fibrous crystals of malachite. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and...

From Quincy Mine, Hancock, Keweenaw Peninsula Copper District, Houghton County, MichiganLustrous translucent parallel scalenohedral calcite crystals with metallic copper inclusions on matrix. The copper inclusions are visible throughout the crystals.*Custom Lucite base shown included with purchase1.25 lbs, 4'' x 3.5'' x 2.5''

From Mumbai District, Maharashtra, India   Heres a perfect geode split in half revealing is scintillating black druzy lined cavity with a colorless spherical gyrolite beside 2 water clear intersecting rhombic crystals of calcite.   6 x 3 x 2.5 inches, 2.15 lbs

From Muzo Mine, Vasquez-Yacopí District, Boyacá Department, Colombia   Aesthetic specimen of gem transparent 24mm Emerald crystal on calcite crystal matrix. The emerald crystal is fully terminated with prismatic hexagonal form with flat basal pinacoid termination.   69 grams, 2.5 x 1.25 x 2.75 inches

From Yaogangxian Mine, Nanling Mountains, Hunan Province, ChinaGem translucent purple cubic fluorite cluster with on colorless calcite matrix. Crystals have a glassy luster, the surfaces of the fluorite are composed of many parallel cubic crystal faces.   3.90 lbs, 5.25'' x 4.5'' x 3.25''

From Yaogangxian Mine, Nanling Mountains, Hunan Province, China   Gem transparent greyish blue with purple core cubic fluorite cluster accented by colorless scalenohedral calcite. Crystals has a waxy luster, cubic formation with modified etched terminations embedded with chalcopyrite micro crystals.   2.85 lbs, 6'' x 5'' x 2.5''

From Yaogangxian Mine, Nanling Mountains, Hunan Province, China   Gem transparent greyish blue with purple core cubic fluorite cluster. Crystals has a waxy luster, cubic formation with modified etched terminations with well defined purple phantoms. Has a light pink calcite which appears to have broken off in the pocket.  ...