|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Corundum|
|Locality:||Bozeman Corundum Mine, Gallatin County, Montana|
|Description:||Three hexagonal corundum crystals in biotite-rich matrix. The two of the corundum crystals on the top edge are translucent gray, the corundum crystal on the front face is translucent blue.|
|Overall Size:||9x5x3.5 cm|
|Status:||Sold - Posted here for reference only|
|Buy similar:||Minerals from Rocky Mountain States, USA > Corundum, Sapphire, Ruby|
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