| Locality type: | Quarry |
| Classification |
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| Species: | Datolite |
| Formula: | CaB(SiO4)(OH) |
| Comments: | Present mostly as white, granular replacement of earlier chalcedony, grading to 2 mm tabular crystals or druses. Much of it replaced by prehnite. |
| Habit: | massive, granular, to small glassy crystals |
| Colour: | white to pale apple green |
| Quality for species: | Poor for species, only of interest for locality collectors. (#) |
| 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 | β20 photos of Datolite associated with Prehnite at this locality. |
| Calcite | β4 photos of Datolite associated with Calcite at this locality. |
| Pumpellyite Group | β4 photos of Datolite associated with Pumpellyite Group at this locality. |
| Fluorapophyllite-(K) | β3 photos of Datolite associated with Fluorapophyllite-(K) at this locality. |
| Pyrite | β2 photos of Datolite associated with Pyrite at this locality. |
| Anhydrite | β2 photos of Datolite associated with Anhydrite at this locality. |
| Quartz | β2 photos of Datolite associated with Quartz at this locality. |
| Hematite | β1 photo of Datolite associated with Hematite at this locality. |
| Sphalerite | β1 photo of Datolite associated with Sphalerite at this locality. |
| Data |
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| Mineral Data: | Click here to view Datolite 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 (11 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 657168 |
| Long-form Identifier: | 1:3:657168:9 |
| GUID (UUID V4): | 4cb3f320-099f-461e-b00f-370d368da893 |
| Nearest other occurrences of Datolite |
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| 3.6km (2.2 miles) | βO & G Woodbury Traprock Quarry (Orenaug Quarry; O & G No. 1 Quarry), Orenaug Hills, Woodbury, 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 |
| 23.0km (14.3 miles) | βRoaring Brook, Cheshire, New Haven 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 |
| 27.5km (17.1 miles) | βInterstate 691 and State Route 10 Interchange, Cheshire, New Haven County, Connecticut, USA |
| 32.5km (20.2 miles) | βHubbard Park Quartz locality, Meriden, New Haven County, Connecticut, USA |
| 33.6km (20.9 miles) | βPillow lava locality, Meriden, New Haven County, Connecticut, USA |
| 35.4km (22.0 miles) | βMeriden Trap Rock Quarry (Lane's Quarry), Meriden, New Haven County, Connecticut, USA |
| References |
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O & G Southbury Quarry, Orenaug Hills, Woodbury, Litchfield County, Connecticut, USA