Lustrous transparent deep golden calcite crystal on matrix. Large double terminated scalenohedral twinned on the C-axis with well defined re-entran...

From Bombay Quarry, Mumbai (Bombay), Maharastra, India   Large hemispherical formation of thin needle like colorless mesolite crystals lined with g...

From Flambeau Mine, Rusk County, Wisconsin, USA Iridescent crystals of metallic chalcopyrite on quartz crystals. Bright and lively color of blues ,...

From Bou Beker Mine, 21 km SSE of Oujda, Errachidia Province, Morocco An aesthetic specimen of flat disc shaped concretions of bright royal blue az...

Dachang Sn-polymetallic ore field, Nandan Co., Hechi Prefecture, Guangxi Zhuang Autonomous Region, ChinaLarge unusual rhombic crystal of translucen...

Galena from Krushev Dol Mine, Madan District, Rhodope Mountains, Bulgaria Bright metallic galena crystals with mirror-like surface luster with mino...

Galena from Krushev Dol Mine, Madan District, Rhodope Mountains, Bulgaria Bright metallic galena crystals with mirror-like surface luster with mino...

From Nasik District, Maharashtra, India Lustrous cluster of intersecting acicular sprays of scolectite crystals with Stilbite matrix. The scolecite...

From Deveti Septemvri Mine, Madan District, Rhodope Mountains, Bulgaria Sparkling cluster of lustrous translucent gray quartz crystals overgrown on...

From Lushi, Henan Province, China Long cluster of large, blocky crystals of yellow-tan barite crystals. The barites are translucent and show intern...

A world-class cluster of perfectly terminated cubic Pyrite crystals, interlocked on it's natural Basalt matrix. This specimen was discovered in the...

From Madan District, Rhodope Mountains, Bulgaria Sculptural formation of lustrous yellow-metallic pyrite crystals with with dark Spinel-law twinned...

From Nasik District, Maharashtra, India Large lustrous cluster of intersecting acicular sprays of scolectite crystals with matrix. The scolecite cr...

Galena from Krushev Dol Mine, Madan District, Rhodope Mountains, Bulgaria Bright metallic galena crystals with mirror-like surface luster with mino...

Excellent matrix specimen of doubly-terminated golden calcite crystals with larger intersecting crystal with multiple terminations. This calcite cr...

From Nandan County, Hechi, Guangxi, China Large plate of golden barite crystals to covers all sides, with minimal attachment point on matrix.   Wei...

Long cluster of large, blocky crystals of yellow-tan barite crystals. The barites are translucent and show internal growth phantoms   Weight: 451.7...

From Elk Creek, Meade County, South Dakota Large, museum-quality, lustrous transparent deep golden calcite on matrix. Double terminated scalenohedr...

From Ahouli Mines, Aouli, 7 km northeast of Mibladen, Zeida-Aouli-Mibladen belt, Midelt Province, Morocco Rich specimen of bright-blue lustrous azu...

From Aurangabad, Maharashtra, India Large pale whale tail chalcedony calcite pseudomorph crystal of gem transparent calcite crystals coated with sp...

From Lonavala Quarry, Pune District, Maharashtra, India Lustrous transparent-to-translucent large green apophyllite crystals with translucent pink-...

From Xiaoqinggou, Datong, Shanxi, China Sculptural formation of twisted wire-crystals of native silver (naturally occurring silver crystals) with ...

From Jebel Ouichane, Sagangane, Nador Province, L'Oriental Region, Morocco.Here is a superb cluster of these incredible new blue Barites that have ...

From Minggang Mine, Henan Province, China Large well defined cubic formation of fluorite crystals with crystal faces composed of smaller sub-parall...