Information card for entry 9003892

Structure parameters

• Mineral name: Pentahydrite
• Formula: Cu0.55 H10 Mg0.45 O9 S
• Calculated formula: Cu0.55 H10 Mg0.45 O9 S
• Title of publication: Alpersite (Mg,Cu)SO4*7H2O, a new mineral of the melanterite group, and cuprian pentahydrite: Their occurrence within mine waste Locality: Big Mike mine, Nevada, USA
• Authors of publication: Peterson, R. C.; Hammarstrom, J. M.; Seal, R. R.
• Journal of publication: American Mineralogist
• Year of publication: 2006
• Journal volume: 91
• Pages of publication: 261 - 269
• a: 6.249 Å
• b: 10.5846 Å
• c: 6.0384 Å
• α: 82.461°
• β: 109.433°
• γ: 104.805°
• Cell volume: 363.674 ų
• Number of distinct elements: 5
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No