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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Calcite from
Malacalzetta Mine, Iglesias, South Sardinia Province, Sardinia, Italy


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Leadhillite2
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Malacalzetta Mine, Iglesias, South Sardinia Province, Sardinia, Italy
Data Identifiers
Mindat Occurrence Record ID:427294
Long-form Identifier:1:3:427294:6
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.4km (0.9 miles) ⓘBaueddu Mine, Fluminimaggiore, South Sardinia Province, Sardinia, Italy
2.5km (1.6 miles) ⓘSan Benedetto Mine, Iglesias, South Sardinia Province, Sardinia, Italy
3.1km (1.9 miles) ⓘReigraxius Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
3.6km (2.2 miles) ⓘSa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
3.8km (2.4 miles) ⓘPinn'e Perda Stope, Tiny-Arenas Mine, Fluminimaggiore, South Sardinia Province, Sardinia, Italy
4.1km (2.5 miles) ⓘPerdu Carta Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
4.4km (2.7 miles) ⓘPerda Niedda Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
4.8km (3.0 miles) ⓘBarraxiutta Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
5.6km (3.5 miles) ⓘMonte Guisi Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
5.8km (3.6 miles) ⓘSu Corovau Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
References
Stara, P., Rizzo, R., Tanca, G.A. (1996): Iglesiente - Arburese. Miniere e Minerali. Edito a cura dell'EMSA e "varie associazioni mineralogiche", Volume 1, 238 pp.
 
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