Here is a large vertebrae from the massive Spinosaurus maroccanus theropod dinosaur. It comes from From Baharija Formation, South of Taouz, Kem-kem...

From Qilla (Killa) Saifullah Chrome Mines, northwestern Baluchistan, Pakistan   Lustrous hemispherical cluster of transparent-to-translucent lemon-...

From Leiping Mine, Guiyang, Hunan, China Internally flawless crystal cluster of optical-grade colorless calcite on gossan matrix. The calcite cryst...

From Nandan County, Hechi, Guangxi, China   Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces a...

From Nandan County, Hechi, Guangxi, China   Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces a...

From Nandan County, Hechi, Guangxi, China Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces and...

From Nandan County, Hechi, Guangxi, China Long cluster of large, blocky crystals of yellow-tan barite crystals. The barites are translucent and sho...

From Nandan County, Hechi, Guangxi, China Lustrous grayish-yellow pseudo-rhombohedral barite crystals in parallel orientation. The barites are tran...

From Nandan County, Hechi, Guangxi, China Long cluster of large, blocky crystals of yellow-tan barite crystals. The barites are translucent and sho...

From Moscona Mine, Villabona District, Asturias, SpainAesthetic penetrating cubic formation of transparent to translucent golden yellow fluorite cr...

From Moscona Mine, Villabona District, Asturias, SpainAesthetic penetrating cubic formation of transparent to translucent golden yellow fluorite cr...

from Fujin, China       Internally flawless crystal cluster of optical-grade colorless calcite on gossan matrix. The calcite crystal are fully term...

From Nandan County, Hechi, Guangxi, China Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces and...

From Tegana Formation, North Africa Cretaceous Age 65 million years Carcharodontosaurus is one of the longest and heaviest known carnivorous dinosa...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Minggang Mine, Xinyang Prefecture, Henan, China Translucent purple fluorite in botryoidal formation with sculptural hemispherical aggregates c...

From Qilla (Killa) Saifullah Chrome Mines, northwestern Baluchistan, Pakistan   Lustrous hemispherical cluster of transparent-to-translucent lemon-...

Here is a large vertebrae from the massive Spinosaurus maroccanus theropod dinosaur. It comes from From Baharija Formation, South of Taouz, Kem-kem...

Here is a large vertebrae from the massive Spinosaurus maroccanus theropod dinosaur. It comes from From Baharija Formation, South of Taouz, Kem-kem...