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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Bornite from
Wheal Gorland, St Day, Cornwall, England, UK


Locality type:Mine
Classification
Species:Bornite
Formula:Cu5FeS4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bornite data
Locality Data:Click here to view Wheal Gorland, St Day, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:15041
Long-form Identifier:1:3:15041:1
GUID (UUID V4):0
Nearest other occurrences of Bornite
0.6km (0.4 miles) ⓘWheal Unity, Gwennap, Cornwall, England, UK
0.8km (0.5 miles) ⓘWheal Unity Wood (Tolgullow United Mine; West Poldice Mine), Chacewater, Cornwall, England, UK
0.9km (0.6 miles) ⓘWheal Jewel, Gwennap, Cornwall, England, UK
1.1km (0.7 miles) ⓘCarharrack Mine, Gwennap, Cornwall, England, UK
2.0km (1.2 miles) ⓘPoldory Mine, United Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
2.2km (1.4 miles) ⓘUnited Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
2.9km (1.8 miles) ⓘPennance Mine (Pennance Consols; Wheal Amelia), Lanner, Lanner, Cornwall, England, UK
3.2km (2.0 miles) ⓘMount Wellington Mine (Wheal Magpie), Cusgarne, Gwennap, Cornwall, England, UK
3.6km (2.3 miles) ⓘTresavean Mine, Lanner, Lanner, Cornwall, England, UK
4.1km (2.5 miles) ⓘWheal Buller, Wheal Buller and Beauchamp, Redruth, Cornwall, England, UK
References
 
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