| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from China > Bournonite (twinned crystals) |
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| DESCRIPTION: | No. 81542 |
| Mineral: | Bournonite (twinned crystals) |
| Locality: | Yaogangxian Mine, 32 km southeast of Chenzhou, Hunan, China |
| Description: | Large lustrous gray-metallic complexly twinned bournonite crystals with parallel crystallization patterns on the faces and pyramidal terminations. One area of the bournonite crystals has remnants of matrix where they were attached. Bournonite, PbCuSbS3, is an uncommon lead-copper sulfosalt mineral. Weight: 47.9 grams. Reference: Mineralogical Record v.42#6, Rocks and Minerals v.80#1 |
| Overall Size: | 33x29x21 mm |
| Crystals: | 10-25 mm |
| Archived: | For reference only |
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