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K Feldspar from
Hanging Wall Vein, Geevor Mine, Pendeen, St Just, Cornwall, England, UK


Locality type:Vein
Classification
Species:'K Feldspar' (not an IMA approved species)
Age information
Maximum recorded age:244 ± 4 Ma
Minimum recorded age:231 ± 4 Ma
Sample ages:
Recorded ageGeologic TimeSampleDating method
1231 ± 4 MaLate/Upper TriassicHWV/AK-Ar
2244 ± 4 MaMiddle TriassicHWV/BK-Ar
Sample references:
1HWV/A
Halliday, A. N. (1980). The timing of early and main stage ore mineralization in Southwest Cornwall. Economic Geology, 75(5), 752-759.
2HWV/B
Halliday, A. N. (1980). The timing of early and main stage ore mineralization in Southwest Cornwall. Economic Geology, 75(5), 752-759.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view K Feldspar data
Locality Data:Click here to view Hanging Wall Vein, Geevor Mine, Pendeen, St Just, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:1095342
Long-form Identifier:1:3:1095342:8
GUID (UUID V4):0
Nearest other occurrences of K Feldspar
0.0km (0.0 miles) ⓘCoronation Lode, Geevor Mine, Pendeen, St Just, Cornwall, England, UK
0.0km (0.0 miles) ⓘGeevor Mine, Pendeen, St Just, Cornwall, England, UK
0.7km (0.4 miles) ⓘLevant Mine, Trewellard, St Just, Cornwall, England, UK
1.3km (0.8 miles) ⓘStamps and Jowl Zawn (Roscommon Cliff), Cliff outcrops, Botallack, St Just, Cornwall, England, UK
1.4km (0.8 miles) ⓘWheal Cock, Botallack Mine, Botallack, St Just, Cornwall, England, UK
2.4km (1.5 miles) ⓘWheal Drea, Botallack, St Just, Cornwall, England, UK
3.0km (1.9 miles) ⓘWheal Castle, Boswedden Mine (incl. Wheal Praze; Wheal Williams; Yankee Boy Mine), Kenidjack Valley, St Just, Cornwall, England, UK
10.8km (6.7 miles) ⓘWherry Mine, Wherrytown, Penzance, Cornwall, England, UK
11.5km (7.1 miles) ⓘPenlee Quarry, Newlyn, Penzance, Cornwall, England, UK
19.7km (12.2 miles) ⓘCroft Gothal Mine, St Hilary, Cornwall, England, UK
References
MINERALOGICAL MAGAZINE, (1993), VOL 57, PP. 352-354
 
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