| Locality type: | Road Cutting |
| Classification |
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| Species: | Stellerite |
| Formula: | Ca4(Si28Al8)O72 · 28H2O |
| Formation: | Secondary |
| Comments: | In 2018, two "stilbite subgroup" specimens were analyzed via SEM-EDS and were determined to be probably stilbite-Ca www.mindat.org/photo-492320.html (as opposed to stellerite) and possibly stellerite www.mindat.org/photo-768454.html, which cannot be visually differentiated. |
| Habit: | tabular elongated or in wheat sheave crystal aggregates |
| Colour: | tan, pale yellow to yellow-orange |
| Quality for species: | Good crystals or rich for species - important (!) |
| Confirmation |
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| Validity: | Unconfirmed/Questioned |
| Associated Minerals Based on Photo Data: |
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| Fluorite | ⓘ2 photos of Stellerite associated with Fluorite at this locality. |
| Quartz | ⓘ2 photos of Stellerite associated with Quartz at this locality. |
| Data |
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| Mineral Data: | Click here to view Stellerite data |
| Locality Data: | Click here to view Thomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1286785 |
| Long-form Identifier: | 1:3:1286785:1 |
| GUID (UUID V4): | 320f11f8-d4ac-4565-96e3-94becff8935e |
| Nearest other occurrences of Stellerite |
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| 10.7km (6.7 miles) | ⓘState Route 8 exit 37, Watertown, Litchfield County, Connecticut, USA |
| 20.3km (12.6 miles) | ⓘO & G Woodbury Traprock Quarry (Orenaug Quarry; O & G No. 1 Quarry), Orenaug Hills, Woodbury, Litchfield County, Connecticut, USA |
| 32.7km (20.3 miles) | ⓘGoodwin Dam (Hogback Dam), Hartland, Hartford County, Connecticut, USA |
| References |
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Thomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield County, Connecticut, USA