| Locality type: | Mine |
| Classification |
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| Species: | Laumontite |
| Formula: | CaAl2Si4O12 · 4H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Hydroxyapophyllite-(K) | ⓘ3 photos of Laumontite associated with Hydroxyapophyllite-(K) at this locality. |
| Analcime | ⓘ1 photo of Laumontite associated with Analcime at this locality. |
| Data |
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| Mineral Data: | Click here to view Laumontite data |
| Locality Data: | Click here to view Cornwall Mines (Cornwall Iron Mine), Cornwall Borough (Cornwall), Lebanon County, Pennsylvania, USA |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 319205 |
| Long-form Identifier: | 1:3:319205:4 |
| GUID (UUID V4): | 2dc5e938-34c4-4309-8ec8-dde625ee0659 |
| Nearest other occurrences of Laumontite |
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| 37.0km (23.0 miles) | ⓘSilver Hill Quarry, Bowmansville, Brecknock Township, Lancaster County, Pennsylvania, USA |
| 45.4km (28.2 miles) | ⓘGrace Mine, Morgantown, Berks County, Pennsylvania, USA |
| 46.0km (28.6 miles) | ⓘDyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA |
| 49.4km (30.7 miles) | ⓘH&K Birdsboro Materials Quarry (Dyer Trap Rock Quarry; Hay Creek Trap Rock Quarry), Hay Creek, Birdsboro, Berks County, Pennsylvania, USA |
| 56.5km (35.1 miles) | ⓘZeolite locality, Dillsburg, York County, Pennsylvania, USA |
| 58.7km (36.5 miles) | ⓘFrench Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA |
| 81.3km (50.5 miles) | ⓘHavre De Grace Quarry, Harford County, Maryland, USA |
| 83.1km (51.7 miles) | ⓘChurchville Quarry (Davis Quarry Company Inc.), Harford County, Maryland, USA |
| 91.0km (56.5 miles) | ⓘBrandywine Quarry (Hubbard Quarry), Wilmington, New Castle County, Delaware, USA |
| 91.0km (56.5 miles) | ⓘLenni, Middletown Township, Delaware County, Pennsylvania, USA |
| References |
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Cornwall Mines, Cornwall Borough, Lebanon County, Pennsylvania, USA