| Locality type: | Mine |
| Classification |
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| Species: | Montmorillonite |
| Formula: | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Comments: | Emerson, B. K. (1895):
"In thin, pink, botryoidal crusts at the Loudville lead mine on decomposed granite."
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| Habit: | botryoidal crusts |
| Colour: | pink |
| 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 Loudville Lead Mines (Manhan Lead-Silver Mine; Southampton Lead Mine; Northampton Lead Mine), Easthampton, Hampshire County, Massachusetts, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 742337 |
| Long-form Identifier: | 1:3:742337:6 |
| GUID (UUID V4): | c2d52fe0-189c-47bb-8d44-2612f7a8a28f |
| Nearest other occurrences of Montmorillonite |
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| 18.5km (11.5 miles) | ⓘBlandford mica mines, Blandford, Hampden County, Massachusetts, USA |
| 22.6km (14.0 miles) | ⓘBarrus farm pegmatite localities, Goshen, Hampshire County, Massachusetts, USA |
| 70.6km (43.9 miles) | ⓘThomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA |
| 73.1km (45.4 miles) | ⓘAndrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex County, Connecticut, USA |
| 73.3km (45.6 miles) | ⓘHale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA |
| 74.5km (46.3 miles) | ⓘWalden Gem Quarry, Portland, Middlesex County, Connecticut, USA |
| 77.5km (48.1 miles) | ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA |
| 88.6km (55.1 miles) | ⓘKent Iron Mine (Limonite mine), Kent, Litchfield County, Connecticut, USA |
| 89.6km (55.7 miles) | ⓘGillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
| 97.0km (60.2 miles) | ⓘBig Mine, Alstead, Cheshire County, New Hampshire, USA |
| References |
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