AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Peru > Galena on Quartz |
DESCRIPTION: | No. 75854 |
Mineral: | Galena on Quartz |
Locality: | Casapalca District, Huarochiri Province, Peru |
Description: | Lustrous gray-metallic galena crystals to 20 mm over lustrous transparent colorless quartz crystals to 7 mm. The galena crystals are in parallel orientation with stepped octahedral faces twinned on the {111} plane following the Spinel Law of twinning. |
Overall Size: | 5x3x2 cm |
Crystals: | 1-20 mm |
Archived: | For reference only |
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