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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Magnetite from
Barras Nose, Tintagel, Cornwall, England, UK


Locality type:Cliff
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Barras Nose, Tintagel, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:16747
Long-form Identifier:1:3:16747:5
GUID (UUID V4):0
Nearest other occurrences of Magnetite
20.9km (13.0 miles) ⓘTreburland Manganese Mine (Treburland manganese deposits), Altarnun, Cornwall, England, UK
21.8km (13.6 miles) ⓘPolyphant Quarry, South Petherwin, Launceston, Cornwall, England, UK
25.4km (15.8 miles) ⓘWheal Truscott, St Stephens By Launceston Rural, Launceston, Cornwall, England, UK
25.4km (15.8 miles) ⓘLanivet Consols (Tretoil Mine), Lanivet, Cornwall, England, UK
26.5km (16.5 miles) ⓘTrewen Quarry, South Petherwin, Launceston, Cornwall, England, UK
28.4km (17.7 miles) ⓘRestormel Royal Iron Mine (Trinity Mine), Lostwithiel, Cornwall, England, UK
30.4km (18.9 miles) ⓘTower Consols (Magnetic Iron Mine; incl. Wheal Click), Trezaise (Tresayes), Roche, Cornwall, England, UK
32.2km (20.0 miles) ⓘGreystone Quarry, Lezant, Cornwall, England, UK
33.8km (21.0 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
38.4km (23.9 miles) ⓘThe Gannel Smelter slag locality, Crantock, Cornwall, England, UK
References
BMS Collection
 
and/or  
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