| Classification |
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| Species: | Montmorillonite |
| Formula: | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Montmorillonite data |
| Locality Data: | Click here to view Ty Lan, Plovan, Quimper, Finistère, Brittany, France |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1031370 |
| Long-form Identifier: | 1:3:1031370:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Montmorillonite |
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| 92.3km (57.4 miles) | ⓘKerroc'h, Guern, Pontivy, Morbihan, Brittany, France |
| References |
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