|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Montana > Corundum|
|Locality:||Bozeman Corundum Mine, Gallatin County, Montana|
|Description:||Large hexagonal gray corundum crystal in biotite-sillimanite-albite matrix with many smaller corundum crystals scattered throughout. Collected ca. 1985|
|Overall Size:||4.5x4.5x4 cm|
|Status:||Sold - Posted here for reference only|
|Buy similar:||Minerals from Rocky Mountain States, USA > Corundum, Sapphire, Ruby|
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