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Fluorite from
Reed's Gap Quarry (New Haven Trap Rock quarry; Tilcon Durham quarry), Durham, Middlesex Co., Connecticut, USA

Locality type:Quarry
Classification
Species:Fluorite
Formula:CaF2
Formation:Primary
Comments:"Green octahedrons w/quartz and calcite crystals. Octahedrons up to ½” but larger broken crystals found. Also purple massive and micro crystals." Brunet (1980). Pawloski (2006) - crystals to 1.6 cm.
Habit:octahedral
Colour:light ot medium green, purple
Luminescent properties:blue under all wavelengths
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Rare
Confirmation
Validity:Believed Valid
References
References:Brunet, William M. (1980): Minerals of the Trap Rock Ridges of the Connecticut Valley With Emphasis on Reed’s Gap Quarry Near Durham. Rocks and Minerals: 55 (6): 232-5.; Weber, Marcelle H. and Earle C. Sullivan. (1995): Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue): 70 (6): 403.; Pawloski, John. (2006), Connecticut. in: Fluorite, The Collector's Choice. Lithographie, East Hampton, Connecticut: 64.
Associated Minerals Based on Photo Data:
Calcite8 photos of Fluorite associated with Calcite at this locality.
Quartz7 photos of Fluorite associated with Quartz at this locality.
Hematite4 photos of Fluorite associated with Hematite at this locality.
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view Reed's Gap Quarry (New Haven Trap Rock quarry; Tilcon Durham quarry), Durham, Middlesex Co., Connecticut, USA
Nearest other occurrences of Fluorite
12.4km (7.7 miles) A Tollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex Co., Connecticut, USA
13.1km (8.2 miles) B Jinny Hill Mine (Cheshire Barite Mine), Cheshire, New Haven Co., Connecticut, USA
14.2km (8.8 miles) C Middletown lead mines (Middletown Mine), Middletown, Middlesex Co., Connecticut, USA
14.5km (9.0 miles) D White Rocks Quarry (Consolidated Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
14.6km (9.1 miles) E Riverside Quarry (Western Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
17.1km (10.6 miles) F Beaver Meadow Road - State Route 9 Interchange, Haddam, Middlesex Co., Connecticut, USA
17.3km (10.8 miles) G State Routes 9 and 372 interchange, Berlin, Hartford Co., Connecticut, USA
18.1km (11.2 miles) H Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
18.1km (11.3 miles) I Schoonmaker Mine (Cramer Mine), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
18.3km (11.4 miles) J Jail Hill Road locality (Jail Hill Quarry), Haddam, Middlesex Co., Connecticut, USA
18.5km (11.5 miles) K Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex Co., Connecticut, USA
18.6km (11.6 miles) L Gillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
20.4km (12.7 miles) M Gotta-Walden Prospect, Portland, Middlesex Co., Connecticut, USA
22.3km (13.8 miles) N Leetes Quarry, Stony Creek, Branford, New Haven Co., Connecticut, USA
22.7km (14.1 miles) O Hollister prospects (Hollister Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
22.9km (14.2 miles) P Slocum prospect, East Hampton (Chatham), Middlesex Co., Connecticut, USA
24.0km (14.9 miles) Q Linkpot cut, Airline Railroad, East Hampton (Chatham), Middlesex Co., Connecticut, USA
37.8km (23.5 miles) R Thomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield Co., Connecticut, USA
38.1km (23.7 miles) S Salem, New London Co., Connecticut, USA
38.4km (23.8 miles) T Route 11 road cuts, Salem, New London Co., Connecticut, USA
39.5km (24.6 miles) U O & G Woodbury Quarry (Orenaug Quarry; O & G No. 1 Quarry), Orenaug Hills, Woodbury, Litchfield Co., Connecticut, USA
44.7km (27.8 miles) V Porter Hill Road roadcut, Long Hill, Trumbull, Fairfield Co., Connecticut, USA
44.8km (27.8 miles) W New England Materials quarry, Monroe, Fairfield Co., Connecticut, USA
45.5km (28.2 miles) X Corporate Drive road cut, Long Hill, Trumbull, Fairfield Co., Connecticut, USA
45.9km (28.5 miles) Y Old Mine Park (Lane’s Mine of Trumbull; Lane's New Stratford mine; Hubbard Mine; Long Hill Mine; Old Tungsten Mine), Long Hill, Trumbull, Fairfield Co., Connecticut, USA
46.0km (28.6 miles) Z State Route 25 road cuts, Trumbull, Fairfield Co., Connecticut, USA
46.0km (28.6 miles) 0 Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield Co., Connecticut, USA
46.6km (28.9 miles) 1 State Route 111 road cuts, Long Hill, Trumbull, Fairfield Co., Connecticut, USA
48.2km (30.0 miles) 2 State Route 189 road cut, Tariffville Gorge, Bloomfield, Hartford Co., Connecticut, USA
51.7km (32.1 miles) 3 Rockside Quarry (Mine Hill Quarry), Mine Hill (Ore Hill), Roxbury, Litchfield Co., Connecticut, USA
52.2km (32.4 miles) 4 Roncari Quarry (Tilcon Quarry), East Granby, Hartford Co., Connecticut, USA
53.1km (33.0 miles) 5 State Route 20 road cut, East Granby, Hartford Co., Connecticut, USA
55.9km (34.7 miles) 6 Mansfield Hollow Dam, Windham, Windham Co., Connecticut, USA
63.1km (39.2 miles) 7 Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA
76.7km (47.7 miles) 8 Tilly Foster Iron Mine, Brewster, Town of Southeast, Putnam Co., New York, USA
77.0km (47.8 miles) 9 Smith Granite quarry, Westerly, Washington Co., Rhode Island, USA
Mineral and/or Locality  
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