Locality type: | Quarry |
Classification |
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Species: | Zircon var: Cyrtolite |
Formula: | Zr[(SiO4),(OH)4] |
Comments: | pure aggregates surrounded by smoky, fractured quartz; or aggregates with quartz and muscovite in the cores of radiating cleavelandite |
Habit: | aggregates |
Colour: | dark brown to black |
Confirmation |
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Validity: | Believed Valid |
Associated Minerals Based on Photo Data: |
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Muscovite | ⓘ2 photos of Cyrtolite associated with Muscovite at this locality. |
Albite | ⓘ2 photos of Cyrtolite associated with Albite at this locality. |
Quartz | ⓘ1 photo of Cyrtolite associated with Quartz at this locality. |
Uraninite | ⓘ1 photo of Cyrtolite associated with Uraninite at this locality. |
Data |
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Mineral Data: | Click here to view Cyrtolite data |
Locality Data: | Click here to view Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, Connecticut, USA |
Photo Gallery | View Gallery (6 photos) |
Data Identifiers |
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Mindat Occurrence Record ID: | 130889 |
Long-form Identifier: | 1:3:130889:1 |
GUID (UUID V4): | 083557c6-0b03-42b6-84b2-69b40c36aa35 |
Nearest other occurrences of Cyrtolite |
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7.2km (4.5 miles) | ⓘCasey Quarry (Ridgefield pegmatite), Ridgefield, Fairfield County, Connecticut, USA |
12.1km (7.5 miles) | ⓘBiermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield County, Connecticut, USA |
13.1km (8.1 miles) | ⓘCaptain Cook's Quarry (Purdy Station Quarry), Newtown, Fairfield County, Connecticut, USA |
16.1km (10.0 miles) | ⓘNorth Street mall, Danbury, Fairfield County, Connecticut, USA |
18.0km (11.2 miles) | ⓘKinkel Quarry, Bedford, Westchester County, New York, USA |
18.5km (11.5 miles) | ⓘConsolidated Feldspar Mining Corporation's plant, Bedford, Westchester County, New York, USA |
18.5km (11.5 miles) | ⓘBedford, Westchester County, New York, USA |
18.8km (11.7 miles) | ⓘBaylis Quarry (Bayliss Quarry), Bedford, Westchester County, New York, USA |
75.2km (46.7 miles) | ⓘTollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex County, Connecticut, USA |
79.3km (49.3 miles) | ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA |
References |
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Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA