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Quartz from
Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA

Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Comments:Besides the ubiquitous massive material in all zones, large, distorted and rough pocket crystals, clear to smoky, sometimes gemmy, are known from the quartz-cleavelandite intermediate zone. These crystals are overgrowths on earlier fragmented quartz with "healed" faces and are commonly coated with albite, cookeite or fragments of matrix and included with white, acicular, hollow cavities of a former unknown mineral. Glassy micro-crystals associated with K-rich albite, cookeite, micas, bertrandite in secondary crystallizations.
Habit:trigonal prisms
Colour:colorless to pale grey, black, light brown, pink, yellow
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Extremely common
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
References
References:Schooner, Richard. (1955): 90 Minerals from 1 Connecticut Hill. Rocks & Minerals: 30(7-8): 351-8.; Cameron, Eugene N., Larrabee, David M., McNair, Andrew H., Page, James T., Stewart, Glenn W., and Shainin, Vincent E. (1954): Pegmatite Investigations 1942-45 New England; USGS Professional Paper 255: 333-338.; Schooner, Richard. (1958): The Mineralogy of the Portland-East Hampton-Middletown-Haddam Area in Connecticut (With a few notes on Glastonbury and Marlborough). Published by Richard Schooner; Ralph Lieser of Pappy’s Beryl Shop, East Hampton; and Howard Pate of Fluorescent House, Branford, Connecticut.
Associated Minerals Based on Photo Data:
Albite14 photos of Quartz associated with Albite at this locality.
Cleavelandite6 photos of Quartz associated with Cleavelandite at this locality.
Fluorapatite6 photos of Quartz associated with Fluorapatite at this locality.
Pyrite6 photos of Quartz associated with Pyrite at this locality.
Muscovite5 photos of Quartz associated with Muscovite at this locality.
Fluorite5 photos of Quartz associated with Fluorite at this locality.
Schernikite3 photos of Quartz associated with Schernikite at this locality.
Aquamarine3 photos of Quartz associated with Aquamarine at this locality.
Elbaite3 photos of Quartz associated with Elbaite at this locality.
Tourmaline2 photos of Quartz associated with Tourmaline at this locality.
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
Nearest other occurrences of Quartz
0.1km (0.1 miles) A Schoonmaker Mine (Cramer Mine), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
0.7km (0.5 miles) B Carr Brook Waterfall, Collins Hill, Portland, Middlesex Co., Connecticut, USA
0.8km (0.5 miles) C Hale-Walker prospects, Collins Hill, Portland, Middlesex Co., Connecticut, USA
1.6km (1.0 miles) D Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA
2.1km (1.3 miles) E Synnott Quarry, Portland, Middlesex Co., Connecticut, USA
3.0km (1.9 miles) F Walden Gem Quarry, Portland, Middlesex Co., Connecticut, USA
3.0km (1.9 miles) G Gotta-Walden Prospect, Portland, Middlesex Co., Connecticut, USA
3.4km (2.1 miles) H Bordonaro Quarry, Portland, Middlesex Co., Connecticut, USA
3.6km (2.2 miles) I Great Hill Pond Brook pegmatite, Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
3.7km (2.3 miles) J Appletree Lane, Portland, Middlesex Co., Connecticut, USA
3.7km (2.3 miles) K Gotta-Wannerstrom Quarry, Portland, Middlesex Co., Connecticut, USA
3.8km (2.4 miles) L Case Quarries, Portland, Middlesex Co., Connecticut, USA
3.8km (2.4 miles) M Great Hill cobalt mines, Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
3.8km (2.4 miles) N State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
4.0km (2.5 miles) O Riverside Quarry (Western Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
4.1km (2.5 miles) P Middletown lead mines (Middletown Mine), Middletown, Middlesex Co., Connecticut, USA
4.1km (2.6 miles) Q Hale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex Co., Connecticut, USA
4.2km (2.6 miles) R State Farm Quarry (Road Metal Quarry), Middletown, Middlesex Co., Connecticut, USA
4.2km (2.6 miles) S State Forest Quarry No. 1 (State Forest #1 Quarry; Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
4.3km (2.7 miles) T Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
4.3km (2.7 miles) U Clark Hill prospect, East Hampton (Chatham), Middlesex Co., Connecticut, USA
4.3km (2.7 miles) V White Rocks Quarry (Consolidated Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
4.4km (2.7 miles) W Andrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex Co., Connecticut, USA
4.7km (2.9 miles) X The Feldspar Corp. Quarry, White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
5.1km (3.2 miles) Y Simpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
5.2km (3.2 miles) Z Unnamed SE quarry (molybdenite locality), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
5.3km (3.3 miles) 0 Howe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
5.5km (3.4 miles) 1 Middle Haddam, East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.6km (3.5 miles) 2 Griswold Quarry, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
5.6km (3.5 miles) 3 Hollister prospects (Hollister Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
5.8km (3.6 miles) 4 Unnamed prospects, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
5.8km (3.6 miles) 5 Gas pipeline excavation, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
5.9km (3.7 miles) 6 Howe #4 Quarry and Eureka Quarries, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
6.0km (3.7 miles) 7 Husband Quarry, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
6.8km (4.2 miles) 8 Tollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex Co., Connecticut, USA
6.9km (4.3 miles) 9 Markham mica Quarry, Hog Hill, East Hampton (Chatham), Middlesex Co., Connecticut, USA
Mineral and/or Locality  
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