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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Siderite from
Wheal Penrose, Porthleven, Cornwall, England, UK


03132890017272729491850.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
01533630017271979787182.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
01478200017271979811862.jpg
Siderite, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
04599160017271979854052.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
03132890017272729491850.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
08122560017376244273289.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
00461980017376244283073.jpg
Siderite, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
05990530017376244288516.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
03132890017272729491850.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
02642820017271979889170.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
01478200017271979811862.jpg
Siderite, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
04599160017271979854052.jpg
Siderite

Wheal Penrose, Porthleven, Cornwall, England, UK
Locality type:Mine
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Galena1
Quartz1
Phosgenite1
Cerussite1
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Wheal Penrose, Porthleven, Cornwall, England, UK
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:10048
Long-form Identifier:1:3:10048:9
GUID (UUID V4):0
Nearest other occurrences of Siderite
0.7km (0.4 miles) ⓘWheal Rose (Wheal Lomax), Porthleven, Cornwall, England, UK
3.7km (2.3 miles) ⓘWheal Trewavas (Trewavas Cliff Mine), Rinsey, Breage, Cornwall, England, UK
6.8km (4.2 miles) ⓘGreat Work Mine (incl. Leeds Mine), Godolphin Cross, Breage, Cornwall, England, UK
8.0km (5.0 miles) ⓘWheal Roots (Poldark Mine), Trenear, Wendron, Cornwall, England, UK
8.6km (5.4 miles) ⓘCroft Gothal Mine, St Hilary, Cornwall, England, UK
8.7km (5.4 miles) ⓘCrenver & Wheal Abraham (Abraham Consols; incl. Great Drym Consols), Crowan, Cornwall, England, UK
9.2km (5.7 miles) ⓘHalamanning Mine, St Hilary, Cornwall, England, UK
9.3km (5.8 miles) ⓘBinner Downs Mine, Leedstown, Crowan, Cornwall, England, UK
9.5km (5.9 miles) ⓘFatwork Mine, East Wheal Lovell (incl. Tregonebris Mine), Trewennack, Wendron, Cornwall, England, UK
10.1km (6.3 miles) ⓘWheal Friendship, St Hilary, Cornwall, England, UK
References
Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro.
 
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