AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Corundum var. Sapphire (rough and 0.08 carat faceted gemstone)

Corundum var. Sapphire (rough and 0.08 carat faceted gemstone) from Yogo Gulch Sapphire Mining District, Judith Basin County, Montana

DESCRIPTION:	No. 51368
Mineral:	Corundum var. Sapphire (rough and 0.08 carat faceted gemstone)
Locality:	Yogo Gulch Sapphire Mining District, Judith Basin County, Montana
Description:	Two small sapphire specimens, the blue gem variety of the mineral corundum: a rectangular transparent blue rough sapphire fragment and a 3 mm round dark-blue faceted sapphire gemstone. Ex. Peter B. Nalle (1923-2010) collection
Overall Size:	3-4 mm
Crystals:
Archived:	For reference only

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