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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Dolomite from
S'Acqua is Prunas Mine (Acqua is Prunas Mine), Gonnosfanadiga, South Sardinia Province, Sardinia, Italy


Locality type:Mine
Classification
Species:Dolomite
Formula:CaMg(CO3)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Dolomite data
Locality Data:Click here to view S'Acqua is Prunas Mine (Acqua is Prunas Mine), Gonnosfanadiga, South Sardinia Province, Sardinia, Italy
Data Identifiers
Mindat Occurrence Record ID:422233
Long-form Identifier:1:3:422233:0
GUID (UUID V4):0
Nearest other occurrences of Dolomite
1.5km (0.9 miles) ⓘPira Inferida, Fenugu Sibiri Mine, Gonnosfanadiga, South Sardinia Province, Sardinia, Italy
2.0km (1.2 miles) ⓘSa Menga Mine, Fluminimaggiore, South Sardinia Province, Sardinia, Italy
5.4km (3.3 miles) ⓘPrameri, Gonnosfanadiga, South Sardinia Province, Sardinia, Italy
6.4km (4.0 miles) ⓘSu Zurfuru Mine, Fluminimaggiore, South Sardinia Province, Sardinia, Italy
7.6km (4.7 miles) ⓘPerda de Pibera Mine (Perda 'e Pibera; Riu Planu is Castangias), Gonnosfanadiga, South Sardinia Province, Sardinia, Italy
8.8km (5.4 miles) ⓘBaueddu Mine, Fluminimaggiore, South Sardinia Province, Sardinia, Italy
9.0km (5.6 miles) ⓘMalacalzetta Mine, Iglesias, South Sardinia Province, Sardinia, Italy
9.9km (6.1 miles) ⓘCandiazzus, Buggerru, South Sardinia Province, Sardinia, Italy
10.4km (6.4 miles) ⓘBarraxiutta Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
10.7km (6.7 miles) ⓘSan Benedetto Mine, Iglesias, South Sardinia Province, Sardinia, Italy
References
doi.org (n.d.) https://doi.org/10.3390/min9070429
Stara, P., Rizzo, R., Tanca, G.A. (1996): Iglesiente e Arburese. Miniere e Minerali. Edito a cura dell'EMSA e "varie associazioni mineralogiche", Volume 2°, 239 pp.
Moroni, Marilena, Rossetti, Piergiorgio, Naitza, Stefano, Magnani, Lorenzo, Ruggieri, Giovanni, Aquino, Andrea, Tartarotti, Paola, Franklin, Andrea, Ferrari, Elena, Castelli, Daniele, Oggiano, Giacomo, Secchi, Francesco (2019) Factors Controlling Hydrothermal Nickel and Cobalt Mineralization—Some Suggestions from Historical Ore Deposits in Italy. Minerals, 9 (7) 429 doi:10.3390/min9070429
 
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