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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Chlorite Group from
Wheal Gorland, St Day, Cornwall, England, UK


Locality type:Mine
Classification
Species:'Chlorite Group' (not an IMA approved species)
Colour:light green
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Cassiterite1
Muscovite1
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Wheal Gorland, St Day, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:15823
Long-form Identifier:1:3:15823:7
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
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
0.8km (0.5 miles) ⓘSt Day United Mines (Poldice Mines), Gwennap, Cornwall, England, UK
0.9km (0.6 miles) ⓘWheal Jewel, Gwennap, Cornwall, England, UK
1.0km (0.6 miles) ⓘPark-an-Chy Mine, St Day, Cornwall, England, UK
1.0km (0.6 miles) ⓘEast Wheal Damsel, Carharrack, Cornwall, England, UK
1.2km (0.7 miles) ⓘWheal Maid, Gwennap, Cornwall, England, UK
1.3km (0.8 miles) ⓘPoldice Mine, St Day United Mines (Poldice Mines), Gwennap, Cornwall, England, UK
1.5km (0.9 miles) ⓘWest Wheal Damsel (Wheal Spinster), Wheal Damsel United Mines, Carharrack, Cornwall, England, UK
1.5km (1.0 miles) ⓘGreat Consolidated Mines, Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
References
Hill, J. B., MacAlister, D. A. (1906) The Geology of Falmouth and Truro and of the Mining District of Camborne and Redruth - Memoirs of the Geological Survey. Geological Survey of Great Britain.
Russell, Arthur (1911) On the occurrence of Phenacite in Cornwall. Mineralogical Magazine and Journal of the Mineralogical Society, 16 (73) 55-62 doi:10.1180/minmag.1911.016.073.08
 
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