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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Talc from
Pentreath Beach, Landewednack, Cornwall, England, UK


06967170017367395969110.jpg
Talc, etc.

Pentreath Beach, Landewednack, Cornwall, England, UK
06967170017367395969110.jpg
Talc, etc.

Pentreath Beach, Landewednack, Cornwall, England, UK
03384060017271997985513.jpg
Talc, etc.

Pentreath Beach, Landewednack, Cornwall, England, UK
Locality type:Beach
Classification
Species:Talc
Formula:Mg3Si4O10(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Dolomite1
Data
Mineral Data:Click here to view Talc data
Locality Data:Click here to view Pentreath Beach, Landewednack, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:10774
Long-form Identifier:1:3:10774:7
GUID (UUID V4):0
Nearest other occurrences of Talc
0.3km (0.2 miles) ⓘCaerthillian Cove, Landewednack, Cornwall, England, UK
1.1km (0.7 miles) ⓘKynance Cove, Landewednack, Cornwall, England, UK
1.3km (0.8 miles) ⓘLizard Point, Landewednack, Cornwall, England, UK
2.0km (1.2 miles) ⓘThe Rill, Mullion, Cornwall, England, UK
2.4km (1.5 miles) ⓘGew Graze (Gue Graze), Mullion, Cornwall, England, UK
3.2km (2.0 miles) ⓘDevil's Frying Pan, Ruan Minor, Grade-Ruan, Cornwall, England, UK
3.8km (2.3 miles) ⓘPol Cornick, Mullion, Cornwall, England, UK
5.0km (3.1 miles) ⓘWheal Unity (Trenance Mine; Ghostcroft Mine), Mullion, Cornwall, England, UK
5.3km (3.3 miles) ⓘThorny Cliff, Kennack Cove (Kennack Sands), Kennack, Grade-Ruan, Cornwall, England, UK
5.7km (3.5 miles) ⓘKennack Cove (Kennack Sands), Kennack, Grade-Ruan, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
 
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