| Locality type: | Quarry |
| Classification |
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| Species: | Laumontite |
| Formula: | CaAl2Si4O12 · 4H2O |
| Comments: | Occurs in gneiss. |
| 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 Jones Falls Quarries, Baltimore City, Maryland, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 70522 |
| Long-form Identifier: | 1:3:70522:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Laumontite |
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| 3.2km (2.0 miles) | ⓘWoodberry Quarry, Woodberry, Baltimore City, Maryland, USA |
| 7.4km (4.6 miles) | ⓘBare Hills Copper Mine (Smith Avenue Copper Mine), Bare Hills, Baltimore County, Maryland, USA |
| 14.3km (8.9 miles) | ⓘSouthern Pit, Hollofield Gabbro Quarries, Hollofield, Baltimore County, Maryland, USA |
| 27.0km (16.8 miles) | ⓘSavage Gabbro Quarry, Savage, Howard County, Maryland, USA |
| 39.2km (24.4 miles) | ⓘChurchville Quarry (Davis Quarry Company Inc.), Harford County, Maryland, USA |
| 52.8km (32.8 miles) | ⓘHavre De Grace Quarry, Harford County, Maryland, USA |
| 58.1km (36.1 miles) | ⓘHunting Hill Quarry, Rockville, Montgomery County, Maryland, USA |
| 70.4km (43.8 miles) | ⓘDickerson Trap Rock Quarries, Dickerson, Montgomery County, Maryland, USA |
| 73.5km (45.7 miles) | ⓘTeeter Quarry, Cumberland Township, Adams County, Pennsylvania, USA |
| 81.5km (50.7 miles) | ⓘNew Goose Creek Quarry, Leesburg, Loudoun County, Virginia, USA |
| References |
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