Locality type: | Mine |
Classification |
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Species: | Muscovite var: Illite |
Formula: | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
Age information |
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Maximum recorded age: | 340 Ma |
Minimum recorded age: | 272 Ma |
Sample ages: | |
Sample references: | |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Illite data |
Locality Data: | Click here to view Brundholme Mine (Glenderaterra Mine; Blencathra Mine), Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK |
Data Identifiers |
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Mindat Occurrence Record ID: | 16534 |
Long-form Identifier: | 1:3:16534:3 |
GUID (UUID V4): | 2e246fca-6bae-4403-9c67-404ba21db84d |
Nearest other occurrences of Illite |
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3.1km (1.9 miles) | ⓘThrelkeld Mine, Threlkeld, Threlkeld, Eden, Cumbria, England, UK |
6.5km (4.0 miles) | ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK |
7.3km (4.5 miles) | ⓘThornthwaite Mine, Above Derwent, Allerdale, Cumbria, England, UK |
7.3km (4.5 miles) | ⓘRoughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK |
7.3km (4.5 miles) | ⓘRoughton Gill, Caldbeck, Allerdale, Cumbria, England, UK |
8.8km (5.5 miles) | ⓘDriggith Mine (Driggeth Mine), Caldbeck, Allerdale, Cumbria, England, UK |
9.4km (5.8 miles) | ⓘOld Sandbed Mine (Old Sandbeds Mine), Caldbeck, Allerdale, Cumbria, England, UK |
9.6km (5.9 miles) | ⓘYewthwaite Mine, Newlands Valley, Above Derwent, Allerdale, Cumbria, England, UK |
9.6km (6.0 miles) | ⓘOld Potts Gill Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK |
11.0km (6.8 miles) | ⓘGoldscope Mine, Newlands Valley, Above Derwent, Allerdale, Cumbria, England, UK |
References |
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