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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Quartz from
Roselidden mine, Wendron, Cornwall, England, UK


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Scorodite1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Roselidden mine, Wendron, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:1661883
Long-form Identifier:1:3:1661883:7
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.5km (0.3 miles) ⓘWheal Trumpet (Trumpet Consols), Boderwennack, Wendron, Cornwall, England, UK
0.7km (0.4 miles) ⓘWheal Ann, Boderwennack, Wendron, Cornwall, England, UK
2.1km (1.3 miles) ⓘWheal Roots (Poldark Mine), Trenear, Wendron, Cornwall, England, UK
3.1km (1.9 miles) ⓘSouth Wendron Mine (South Wheal Lovell; Lovell Consols), Trewennack, Wendron, Cornwall, England, UK
3.5km (2.2 miles) ⓘFatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK
3.7km (2.3 miles) ⓘBassett & Grylls Mine (Porkellis Mine; Porkellis Tin Mines; Wheal Jantar; Balwath Mine), Porkellis, Wendron, Cornwall, England, UK
3.9km (2.4 miles) ⓘGarlidna Mine, Garlidna United Mines, Porkellis, Wendron, Cornwall, England, UK
4.2km (2.6 miles) ⓘWheal Enys (Wheal Vernon), Porkellis, Wendron, Cornwall, England, UK
4.4km (2.7 miles) ⓘPolcrebo Downs Mine, Nancegollan, Crowan, Cornwall, England, UK
4.9km (3.0 miles) ⓘGreat Wheal Fortune, Breage, Cornwall, England, UK
References
Andrew Hodgson collection.Identified by Paul De Bondt: Visual Identification
 
and/or  
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