Mineralpedia Details for Jahnsite-(CaMnMn)
Jahnsite-(CaMnMn)
- Formula
- CaMn2+Mn2+2Fe3+2(PO4)4(OH)2ยท8H2O
- Crystal System
- Monoclinic
- Cleavage
- None, None, None
- Luster
- Vitreous (Glassy)
- Color
- brownish yellow
- Streak
- white
- Class
- Monoclinic - Prismatic
- Hardness
- 4
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Jahnsite-(CaMnMn) from Eduardo mine, Conselheiro Pena, Minas Gerais, Brazil
Yellow brown, long bladed crystals of Jahnsite-(caMnMn) to 2mm with raspberry red Strengite.
Click thumbnail images for larger view.
