| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Bulgaria > Galena (Spinel-law twinned crystals) on Quartz |
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| DESCRIPTION: | No. 46734 |
| Mineral: | Galena (Spinel-law twinned crystals) on Quartz |
| Locality: | Deveti Septemvri Mine, Madan District, Rhodope Mountains, Bulgaria |
| Description: | Bright metallic galena crystals to 8 mm in aggregates to 30 mm across of parallel crystals with transparent elongated colorless quartz crystals to 10 mm. Most of the galena crystals are twinned on the {111} plane following the Spinel Law of twinning. |
| Overall Size: | 7x4x2.5 cm |
| Crystals: | 3-10 mm |
| Archived: | For reference only |
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