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Pickeringite from
Calafuria, Livorno, Livorno Province, Tuscany, Italy


Locality type:Quarry
Classification
Species:Pickeringite
Formula:MgAl2(SO4)4 · 22H2O
Comments:Associated with melanterite, copiapite and gypsum in a small alteration zone of the iron sulphides marcasite and pyrite.
Habit:acicular with a silky lustre
Colour:white
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
Associated Minerals Based on Photo Data:
Native Sulphur1
Marcasite1
Data
Mineral Data:Click here to view Pickeringite data
Locality Data:Click here to view Calafuria, Livorno, Livorno Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:252121
Long-form Identifier:1:3:252121:3
GUID (UUID V4):0
Nearest other occurrences of Pickeringite
44.2km (27.5 miles) ⓘLibbiano, Pomarance, Pisa Province, Tuscany, Italy
61.0km (37.9 miles) ⓘFornovolasco, Fabbriche di Vergemoli, Lucca Province, Tuscany, Italy
61.6km (38.3 miles) ⓘCava del Ferro (Bùgie mines; Trimpello), Fornovolasco, Fabbriche di Vergemoli, Lucca Province, Tuscany, Italy
65.7km (40.8 miles) ⓘNiccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
72.9km (45.3 miles) ⓘLe Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
73.0km (45.3 miles) ⓘValle Giove stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
73.6km (45.7 miles) ⓘVigneria stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
73.7km (45.8 miles) ⓘAntenna stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
78.8km (48.9 miles) ⓘTerranera Mine, Porto Azzurro, Livorno Province, Tuscany, Italy
84.8km (52.7 miles) ⓘCape Calamita Mine, Capoliveri, Livorno Province, Tuscany, Italy
References
Innocenti, F., Bartolozzi, S. (2002) I minerali di Calafuria (Livorno). Rivista Mineralogica Italiana: 1: 14-22.
Bonifazi, Marco (2020) Toscana. I minerali di Livorno. I favolosi tesori dei nostri monti [Tuscany. The minerals of Livorno. The fabulous treasures of our mountains]. Youcanprint. 276pp.
 
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