Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Sanidine from
San Martino al Cimino, Viterbo, Viterbo Province, Lazio, Italy


Classification
Species:Sanidine
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sanidine data
Locality Data:Click here to view San Martino al Cimino, Viterbo, Viterbo Province, Lazio, Italy
Data Identifiers
Mindat Occurrence Record ID:942018
Long-form Identifier:1:3:942018:2
GUID (UUID V4):0
Nearest other occurrences of Sanidine
3.0km (1.8 miles) ⓘCastellaccio di Petrignano, Viterbo, Viterbo Province, Lazio, Italy
5.3km (3.3 miles) ⓘTre Croci, Vetralla, Viterbo Province, Lazio, Italy
5.7km (3.6 miles) ⓘPian di San Martino, Vetralla, Viterbo Province, Lazio, Italy
7.0km (4.4 miles) ⓘBagnaia, Viterbo, Viterbo Province, Lazio, Italy
7.9km (4.9 miles) ⓘLa Botte (Botte), Vetralla, Viterbo Province, Lazio, Italy
8.8km (5.4 miles) ⓘLe Piagge, Soriano nel Cimino, Viterbo Province, Lazio, Italy
9.2km (5.7 miles) ⓘCassia Road km 61.5, Capranica, Viterbo Province, Lazio, Italy
10.2km (6.4 miles) ⓘCampo Padella, Capranica, Viterbo Province, Lazio, Italy
23.3km (14.5 miles) ⓘSH2 deep well, Bracciano, Metropolitan City of Rome Capital, Lazio, Italy
26.4km (16.4 miles) ⓘSasso della Strega, Tolfa, Metropolitan City of Rome Capital, Lazio, Italy
References
Stoppani, F.S., Curti, E. (1982): I minerali del Lazio. Editoriale Olimpia, Firenze, 291 pp.
 
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