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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Brochantite from
Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy


09605960017272040019049.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
09404110017272001949767.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
09779380017272004272666.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
01450470017362252013775.jpg
Brochantite, etc.

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
09605960017272040019049.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
00642700017272001864889.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
09910410017272001871814.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
01379280017272001904000.jpg
Brochantite, etc.

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
02598290017272040036591.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
09404110017272001949767.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
09910410017272001871814.jpg
Brochantite

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
03195160017365579115330.jpg
Brochantite, etc.

Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
Locality type:Mine
Classification
Species:Brochantite
Formula:Cu4(SO4)(OH)6
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Garnet Group2
Wulfenite1
Data
Mineral Data:Click here to view Brochantite data
Locality Data:Click here to view Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
Photo GalleryView Gallery (9 photos)
Data Identifiers
Mindat Occurrence Record ID:2396
Long-form Identifier:1:3:2396:2
GUID (UUID V4):0
Nearest other occurrences of Brochantite
1.9km (1.2 miles) ⓘReigraxius Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
2.1km (1.3 miles) ⓘMonte Guisi Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
3.4km (2.1 miles) ⓘTiny-Arenas Mine, Fluminimaggiore, South Sardinia Province, Sardinia, Italy
3.6km (2.2 miles) ⓘMalacalzetta Mine, Iglesias, South Sardinia Province, Sardinia, Italy
4.7km (2.9 miles) ⓘPinn'e Perda Stope, Tiny-Arenas Mine, Fluminimaggiore, South Sardinia Province, Sardinia, Italy
5.6km (3.5 miles) ⓘIs Murvonis Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
6.2km (3.8 miles) ⓘMaciurru Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
7.3km (4.5 miles) ⓘCanale Serci Mine (Monti Mannu Mine), Villacidro, South Sardinia Province, Sardinia, Italy
9.1km (5.7 miles) ⓘPira Inferida, Fenugu Sibiri Mine, Gonnosfanadiga, South Sardinia Province, Sardinia, Italy
10.7km (6.7 miles) ⓘPerdas de Fogu Mine (Perd'e Fogu Mine), Fluminimaggiore, South Sardinia Province, Sardinia, Italy
References
Cavinato A. (1939) Brochantite di "Sa Duchessa" (Sardegna). Periodico di Mineralogia - Roma p. 259. Lauro C. (1939) Brochantite della miniera di "Sa Duchessa" (Sardegna). Periodico di Mineralogia - Roma pp. 327-341. and [MinRec 15:372]
Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.
 
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