| Classification |
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| Species: | Laumontite |
| Formula: | CaAl2Si4O12 · 4H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Laumontite data |
| Locality Data: | Click here to view New York and Michigan Exploration, Grant Township, Keweenaw County, Michigan, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 399258 |
| Long-form Identifier: | 1:3:399258:6 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Laumontite |
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| 1.5km (0.9 miles) | ⓘLac La Belle exploration, Lac La Belle, Grant Township, Keweenaw County, Michigan, USA |
| 1.6km (1.0 miles) | ⓘVulcan Exploration Copper Mine, Grant Township, Keweenaw County, Michigan, USA |
| 3.5km (2.2 miles) | ⓘPoint Prospect, Grant Township, Keweenaw County, Michigan, USA |
| 3.9km (2.4 miles) | ⓘClark Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA |
| 4.3km (2.7 miles) | ⓘHorseshoe Harbor, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA |
| 4.7km (2.9 miles) | ⓘManganese Mine, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA |
| 4.8km (3.0 miles) | ⓘHoar Creek, Grant Township, Keweenaw County, Michigan, USA |
| 5.0km (3.1 miles) | ⓘMontreal Mine, Mosquito Mining District, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA |
| 5.7km (3.5 miles) | ⓘHays Point, Copper Harbor, Grant Township, Keweenaw County, Michigan, USA |
| 8.3km (5.1 miles) | ⓘKeweenaw Point, Grant Township, Keweenaw County, Michigan, USA |
| References |
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