| Locality type: | Quarry |
| Classification |
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| Species: | Montmorillonite |
| Formula: | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Quality for species: | Excellent - world class for species or very significant. (!!) |
| Abundance at site: | Common |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Quartz | 3 |
| Albite | 3 |
| - var Cleavelandite | 1 |
| Elbaite | 2 |
| Microcline | 1 |
| Petalite | 1 |
| Data |
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| Mineral Data: | Click here to view Montmorillonite data |
| Locality Data: | Click here to view Tamminen Quarry, Greenwood, Oxford County, Maine, USA |
| Photo Gallery | View Gallery (19 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 28444 |
| Long-form Identifier: | 1:3:28444:4 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Montmorillonite |
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| 0.1km (0.1 miles) | ⓘWaisanen Quarry (Tamminen-Waisanen Quarry), Greenwood, Oxford County, Maine, USA |
| 0.8km (0.5 miles) | ⓘMorgan Quarry (Morgan Pit; Upper Noyes Mountain Quarry; Upper Harvard Quarry), Greenwood, Oxford County, Maine, USA |
| 0.8km (0.5 miles) | ⓘNoyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA |
| 2.0km (1.2 miles) | ⓘB.B. No. 7 Quarry, Norway, Oxford County, Maine, USA |
| 6.2km (3.9 miles) | ⓘEmmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA |
| 13.4km (8.3 miles) | ⓘMount Mica Quarry, Paris, Oxford County, Maine, USA |
| 13.9km (8.6 miles) | ⓘRyerson Hill Quarries, Paris, Oxford County, Maine, USA |
| 17.1km (10.6 miles) | ⓘBennett Quarry, Buckfield, Oxford County, Maine, USA |
| 18.5km (11.5 miles) | ⓘMount Marie Quarries, Paris, Oxford County, Maine, USA |
| 25.1km (15.6 miles) | ⓘCole Quarry, Stoneham, Oxford County, Maine, USA |
| References |
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Tamminen Quarry, Greenwood, Oxford County, Maine, USA