| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New Jersey > Corundum var. Ruby |
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| DESCRIPTION: | No. 16648 |
| Mineral: | Corundum var. Ruby |
| Locality: | Franklin Mining District, Sussex County, New Jersey |
| Description: | White matrix of Franklin marble with two complex crystals of ruby corundum with many crystal faces. The corundum crystals fluoresce red under UV illumination - the matrix does not fluoresce. |
| Overall Size: | 25x20x12 mm |
| Crystals: | 5-7 mm |
| Archived: | For reference only |
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