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
Halamanning Mine, St Hilary, Cornwall, England, UK


03141740017364447559401.jpg
Brochantite

Halamanning Mine, St Hilary, Cornwall, England, UK
03141740017364447559401.jpg
Brochantite

Halamanning Mine, St Hilary, Cornwall, England, UK
00317300017272044704614.jpg
Brochantite

Halamanning Mine, St Hilary, Cornwall, England, UK
Locality type:Mine
Classification
Species:Brochantite
Formula:Cu4(SO4)(OH)6
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Linarite1
Data
Mineral Data:Click here to view Brochantite data
Locality Data:Click here to view Halamanning Mine, St Hilary, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:39245
Long-form Identifier:1:3:39245:1
GUID (UUID V4):0
Nearest other occurrences of Brochantite
0.7km (0.4 miles) ⓘCroft Gothal Mine, St Hilary, Cornwall, England, UK
1.7km (1.0 miles) ⓘPenberthy Croft Mine, St Hilary, Cornwall, England, UK
3.1km (1.9 miles) ⓘTolvadden Mine, Marazion, Cornwall, England, UK
7.0km (4.3 miles) ⓘRelistian Mine (Relistien Mine; Relistian Consols), Reawla, Gwinear-Gwithian, Cornwall, England, UK
7.8km (4.9 miles) ⓘWheal Lucy (Riviere Mine), Hayle, Cornwall, England, UK
9.9km (6.1 miles) ⓘPenlee Beach, Newlyn, Penzance, Cornwall, England, UK
11.9km (7.4 miles) ⓘTryphena Mine, Beacon, Camborne, Cornwall, England, UK
12.0km (7.5 miles) ⓘSouth Tolcarne Mine, Beacon, Camborne, Cornwall, England, UK
12.3km (7.6 miles) ⓘSouth Condurrow Mine (Marshall's Shaft), Grenville United Mines, Troon, Camborne, Cornwall, England, UK
12.8km (8.0 miles) ⓘWheal Grenville, Grenville United Mines, Troon, Camborne, Cornwall, England, UK
References
Steve Rust collection
 
and/or  
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