| Classification |
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| Species: | Calcite |
| Formula: | CaCO3 |
| Comments: | At the off-ramp exposure the best crystals are translucent yellow dogtooth crystals to about 1.5 cm with good fluorescence. In the pit, the crystals are larger, to 2.5 cm and well formed but largely an ugly opaque red-brown from inclusions. |
| Habit: | Scalenohedral to rhombohedral |
| Colour: | colorless, white, yellow, red-brown |
| Luminescent properties: | orange-red (best under MW UV), white to pale blue (outer zone on some dogtooth crystals under LW UV) |
| 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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| Datolite | β6 photos of Calcite associated with Datolite at this locality. |
| Quartz | β3 photos of Calcite associated with Quartz at this locality. |
| Baryte | β1 photo of Calcite associated with Baryte at this locality. |
| Data |
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| Mineral Data: | Click here to view Calcite data |
| Locality Data: | Click here to view Interstate 691 and State Route 10 Interchange, Cheshire, New Haven County, Connecticut, USA |
| Photo Gallery | View Gallery (8 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 967911 |
| Long-form Identifier: | 1:3:967911:5 |
| GUID (UUID V4): | dedffb6c-84bf-43de-88ac-c15988f2cc0c |
| Nearest other occurrences of Calcite |
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| 0.8km (0.5 miles) | βNew Haven Mineral Company barite mine, Cheshire, New Haven County, Connecticut, USA |
| 4.5km (2.8 miles) | βCheshire Barytes Company barite mine (Stamford Manufacturing Company barite mine), Cheshire, New Haven County, Connecticut, USA |
| 5.2km (3.2 miles) | βHubbard Park Quartz locality, Meriden, New Haven County, Connecticut, USA |
| 5.3km (3.3 miles) | βCheshire Traprock Quarry, Cheshire, New Haven County, Connecticut, USA |
| 5.6km (3.5 miles) | βInterstate 84 interchange 26, Cheshire, New Haven County, Connecticut, USA |
| 6.2km (3.9 miles) | βPillow lava locality, Meriden, New Haven County, Connecticut, USA |
| 6.9km (4.3 miles) | βWoodhaven, Waterbury, New Haven County, Connecticut, USA |
| 7.4km (4.6 miles) | βProgress Lane construction site, Waterbury, New Haven County, Connecticut, USA |
| 8.0km (4.9 miles) | βMeriden Trap Rock Quarry (Lane's Quarry), Meriden, New Haven County, Connecticut, USA |
| 8.3km (5.2 miles) | βCopper Valley Mine (Bellamy's Mine; Munson's Mine), Cheshire, New Haven County, Connecticut, USA |
| References |
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Interstate 691 and State Route 10 Interchange, Cheshire, New Haven County, Connecticut, USA