| Locality type: | Quarry |
| Classification |
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| Species: | Laumontite |
| Formula: | CaAl2Si4O12 · 4H2O |
| Comments: | Common in many vesicles, some are filled with late forming crystals to 2-3 cm, which eventually crumble, sadly. |
| Habit: | prismatic |
| Colour: | white |
| Quality for species: | Good crystals or rich for species - important (!) |
| Abundance at site: | Common |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Associated Minerals Based on Photo Data: |
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| Prehnite | β11 photos of Laumontite associated with Prehnite at this locality. |
| Calcite | β9 photos of Laumontite associated with Calcite at this locality. |
| Quartz | β7 photos of Laumontite associated with Quartz at this locality. |
| Pumpellyite Group | β4 photos of Laumontite associated with Pumpellyite Group at this locality. |
| Anhydrite | β3 photos of Laumontite associated with Anhydrite at this locality. |
| Heulandite-Ca | β3 photos of Laumontite associated with Heulandite-Ca at this locality. |
| Celadonite | β1 photo of Laumontite associated with Celadonite at this locality. |
| Data |
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| Mineral Data: | Click here to view Laumontite data |
| Locality Data: | Click here to view O & G Southbury Quarry (Silliman Quarry; O & G No. 2 Quarry), Orenaug Hills, Woodbury, Litchfield County, Connecticut, USA |
| Photo Gallery | View Gallery (6 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 350157 |
| Long-form Identifier: | 1:3:350157:3 |
| GUID (UUID V4): | 2e0ba759-8f1d-4cb5-88c8-dfe5a167912a |
| Nearest other occurrences of Laumontite |
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| 3.4km (2.1 miles) | βSouthbury, New Haven County, Connecticut, USA |
| 3.6km (2.2 miles) | βO & G Woodbury Traprock Quarry (Orenaug Quarry; O & G No. 1 Quarry), Orenaug Hills, Woodbury, Litchfield County, Connecticut, USA |
| 12.4km (7.7 miles) | βInterstate 84 road cuts (Route 6A bypass), Newtown, Fairfield County, Connecticut, USA |
| 13.5km (8.4 miles) | βState Route 67 construction site, Oxford, New Haven County, Connecticut, USA |
| 15.8km (9.8 miles) | βState Route 8 exit 37, Watertown, Litchfield County, Connecticut, USA |
| 16.5km (10.2 miles) | βU. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA |
| 19.3km (12.0 miles) | βReynolds Bridge, Thomaston, Litchfield County, Connecticut, USA |
| 23.0km (14.3 miles) | βNorth Street mall, Danbury, Fairfield County, Connecticut, USA |
| 23.8km (14.8 miles) | βThomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA |
| 24.3km (15.1 miles) | βCheshire Traprock Quarry, Cheshire, New Haven County, Connecticut, USA |
| References |
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O & G Southbury Quarry, Orenaug Hills, Woodbury, Litchfield County, Connecticut, USA