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


09839280017362308764035.jpg
Rutile, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
09839280017362308764035.jpg
Rutile, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
02704970017272039679747.jpg
Rutile, etc.

Wheal Penrose, Porthleven, Cornwall, England, UK
Locality type:Mine
Classification
Species:Rutile
Formula:TiO2
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Anatase1
Data
Mineral Data:Click here to view Rutile data
Locality Data:Click here to view Wheal Penrose, Porthleven, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:689654
Long-form Identifier:1:3:689654:6
GUID (UUID V4):0
Nearest other occurrences of Rutile
3.2km (2.0 miles) ⓘMegiliggar Rocks (Tremearne pegmatite), Breage, Cornwall, England, UK
19.0km (11.8 miles) ⓘWheal Whitfield (North Carn Brea Mine; North Tincroft Mine), Robarts Mine (incl. East Wheal Seton; Wheal Maude), Illogan, Cornwall, England, UK
20.2km (12.6 miles) ⓘPendennis Head, Falmouth, Cornwall, England, UK
23.3km (14.5 miles) ⓘLushington Cove, Porthtowan, St Agnes, Cornwall, England, UK
43.4km (27.0 miles) ⓘWheal Remfry China Clay Pit, Fraddon, St Enoder, Cornwall, England, UK
48.8km (30.3 miles) ⓘGunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
55.2km (34.3 miles) ⓘDinas Head, St Merryn, Cornwall, England, UK
73.3km (45.6 miles) ⓘDelabole Slate Quarry, St Teath, Cornwall, England, UK
74.5km (46.3 miles) ⓘLanterdan Quarry, Treknow, Tintagel, Cornwall, England, UK
76.8km (47.7 miles) ⓘCraddock Moor Mine, Craddock Moor, St Cleer, Cornwall, England, UK
References
G. Curtis
 
and/or  
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