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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Ullmannite from
Giovanni Bonu Mine, San Vito, South Sardinia Province, Sardinia, Italy


Locality type:Mine
Classification
Species:Ullmannite
Formula:NiSbS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ullmannite data
Locality Data:Click here to view Giovanni Bonu Mine, San Vito, South Sardinia Province, Sardinia, Italy
Data Identifiers
Mindat Occurrence Record ID:407487
Long-form Identifier:1:3:407487:8
GUID (UUID V4):0
Nearest other occurrences of Ullmannite
0.8km (0.5 miles) ⓘMonte Narba Mine, San Vito, South Sardinia Province, Sardinia, Italy
1.9km (1.2 miles) ⓘMasaloni Mine, San Vito, South Sardinia Province, Sardinia, Italy
5.1km (3.1 miles) ⓘBacu Arrodas Mine (Baccu Arrodas Mine; Bacu Arrodas-S'Arrexini Mine), Muravera, South Sardinia Province, Sardinia, Italy
6.6km (4.1 miles) ⓘS'Arcilloni Mine, Burcei, South Sardinia Province, Sardinia, Italy
80.6km (50.1 miles) ⓘPira Inferida, Fenugu Sibiri Mine, Gonnosfanadiga, South Sardinia Province, Sardinia, Italy
82.1km (51.0 miles) ⓘS'Acqua is Prunas Mine (Acqua is Prunas Mine), Gonnosfanadiga, South Sardinia Province, Sardinia, Italy
86.9km (54.0 miles) ⓘNieddoris Mine, Arbus, South Sardinia Province, Sardinia, Italy
88.6km (55.1 miles) ⓘIngurtosu Mine, Arbus, South Sardinia Province, Sardinia, Italy
References
De Castro, C. (1890) Descrizione geologico-mineraria della zona argentifera del Sarrabus (Sardegna). Memorie descrittive della Carta geologica d'Italia, 5, 68 pp. + 6 plates + 1 folded geological map
Traverso, G. B. (1898) Sarrabus e suoi minerali [Sarrabus and its minerals] - Note descrittive sui mineralidel Sarrabus facenti parte della collezione di minerali italiani presso il Museo civico di Genova [Descriptive notes on the Sarrabus minerals forming part of the Italian mineral collection at the Civic Museum of Genoa]. Tipografia e Libreria Sansoldi.
De Michele, V. (1974) Guida mineralogica d'Italia. Istituto Geografico De Agostini.
Stara, Paolo; Rizzo, Roberto; Brizzi, Giancarlo (1993) Sarrabus. Miniere e Minerali. Associazione Mineralogica Sarda. 208 pp.
 
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