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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Augite from
Tobia, Viterbo, Viterbo Province, Lazio, Italy


05157310017368839008996.jpg
Augite

Tobia, Viterbo, Viterbo Province, Lazio, Italy
05157310017368839008996.jpg
Augite

Tobia, Viterbo, Viterbo Province, Lazio, Italy
02085200017272306012388.jpg
Augite

Tobia, Viterbo, Viterbo Province, Lazio, Italy
Locality type:Village
Classification
Species:Augite
Formula:(CaxMgyFez)(Mgy1Fez1)Si2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Augite data
Locality Data:Click here to view Tobia, Viterbo, Viterbo Province, Lazio, Italy
Data Identifiers
Mindat Occurrence Record ID:693134
Long-form Identifier:1:3:693134:6
GUID (UUID V4):0
Nearest other occurrences of Augite
3.4km (2.1 miles) ⓘTre Croci, Vetralla, Viterbo Province, Lazio, Italy
3.4km (2.1 miles) ⓘPian di San Martino, Vetralla, Viterbo Province, Lazio, Italy
6.4km (4.0 miles) ⓘLa Botte (Botte), Vetralla, Viterbo Province, Lazio, Italy
8.5km (5.3 miles) ⓘCassia Road km 61.5, Capranica, Viterbo Province, Lazio, Italy
9.9km (6.2 miles) ⓘCampo Padella, Capranica, Viterbo Province, Lazio, Italy
20.1km (12.5 miles) ⓘMonte della Croce, Montefiascone, Viterbo Province, Lazio, Italy
33.3km (20.7 miles) ⓘS. Angelo Mount, Campagnano di Roma, Metropolitan City of Rome Capital, Lazio, Italy
35.3km (21.9 miles) ⓘLe Crocicchie leucitite quarry (Crocicchie leucitite flow), Anguillara Sabazia, Metropolitan City of Rome Capital, Lazio, Italy
36.6km (22.8 miles) ⓘFosso Attici, Magliano Romano, Metropolitan City of Rome Capital, Lazio, Italy
37.5km (23.3 miles) ⓘLapilli quarry, Magliano Romano, Metropolitan City of Rome Capital, Lazio, Italy
References
Bortolozzi, Giorgio (n.d.) Personal Communication.
 
and/or  
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