Opal from Connecticut, USA

Opal-AN

Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA

Opal-AN, etc.

Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA

Opal-AN, etc.

Strickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA

Opal-AN

Roxbury Iron Mine, Mine Hill, Roxbury, Litchfield County, Connecticut, USA

Opal-AN

Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA

Opal-AN, etc.

Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA

Opal-AN, etc.

Strickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA

Opal-AN

Roxbury Iron Mine, Mine Hill, Roxbury, Litchfield County, Connecticut, USA

Opal-AN

Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA

Opal-AN, etc.

Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA

Opal-AN, etc.

Strickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA

Opal-AN

Roxbury Iron Mine, Mine Hill, Roxbury, Litchfield County, Connecticut, USA


USA
Connecticut Fairfield County Bethel ⓘ Biermann Quarries (Bethel quarries) and tourmaline ledge	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Brookfield ⓘ U. S. Route 7 Expressway (Danbury line to Iron Works District)	[Opal-A var. Opal-AN] Januzzi, Ronald. E. (1994) Mineral Data Book - Western Connecticut and Environs. Mineralogical Press, Danbury, Connecticut, USA.
Danbury ⓘ North Street mall ?	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
ⓘ Western Connecticut State College	Weber, Marcelle H., Sullivan, Earle C. (1995) Connecticut Mineral Locality Index. Rocks & Minerals, 70 (6) 396-409 doi:10.1080/00357529.1995.11761569
Newtown Hawleyville ⓘ Sky Ridge railroad cut ?	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Redding (Reading) Branchville ⓘ Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine)	[Opal-A var. Opal-AN] Januzzi, Ronald. E. (1994) Mineral Data Book - Western Connecticut and Environs. Mineralogical Press, Danbury, Connecticut, USA. Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
ⓘ Ridgefield	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
ⓘ Casey Quarry (Ridgefield pegmatite)	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Trumbull Long Hill ⓘ Old Mine Park (Old Tungsten Mine)	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
ⓘ Old Mine Plaza construction site	[Opal-A var. Opal-AN] field trip report, Garnet Gazette, December 2004, p 3.
Hartford County Glastonbury ⓘ Hale's Quarry	[Opal-A var. Opal-AN]
South Glastonbury ⓘ Eureka Quarries	[Opal-A var. Opal-AN] Moritz, Harold (n.d.) Personal Communication.
ⓘ Hollister prospects	[Opal-A var. Opal-AN] Betts, John. (1999): The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks and Minerals. Volume 74, Number 2. pp. 110-121
ⓘ Howe Quarry (Howe #1 Quarry; Huspband Quarry)	[Opal-A var. Opal-AN] Moritz, Harold (n.d.) Personal Communication.
ⓘ Simpson Quarry (Wiarda Quarry)	[Opal-A var. Opal-AN] Betts, John. (1999): The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks and Minerals. Volume 74, Number 2. pp. 110-121.
ⓘ Newington	[Opal-A var. Opal-AN] P Cristofono collection, 2008
ⓘ 2368-2384 Berlin Turnpike (Former Hartford Drive-In)	[Opal-A var. Opal-AN] P. Cristofono collection
Rocky Hill ⓘ Rocky Hill Quarry	[Opal-A var. Opal-AN] Shepard, Charles U. (1837), A Report on the Geological Survey of Connecticut. Hamlen, New Haven.
Litchfield County ⓘ Cornwall	Shepard, Charles U. (1837), Report on the Geological Survey of Connecticut. B. L. Hamlem, New Haven.
ⓘ Mine Mountain graphite prospect	[Opal-A var. Opal-AN] Ed Force collection
Harwinton ⓘ Lead Mine Brook	[Opal-A var. Opal-AN] A. Berluti collection
ⓘ State Routes 8 and 118 interchange	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
New Milford Upper Merryall ⓘ New England Mining Company Quarry (Roebling Mine; Hewitt's Mine)	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Roxbury Mine Hill (Ore Hill) ⓘ Roxbury Iron Mine (Shepaug Iron Company Mine; Shepaug Spathic Iron and Steel Company Mine)	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Thomaston ⓘ Reynolds Bridge	[Opal-AN var. Hyalite] Yedlin, Neal (1964) The Micromounter. Rocks & Minerals, 39 (5) 258-262 doi:10.1080/00357529.1964.11766001
Thomaston Dam ⓘ Thomaston Dam railroad cut	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Torrington (Wolcottville) ⓘ Torringford	Orcutt, Rev. Samuel. (1878), History of Torrington, Connecticut. J. Munsell, Albany: 174-179.
Woodbury ⓘ Nonnewaug River Industrial Park	[Opal-A var. Opal-AN] Mike Polletta Observation
Middlesex County ⓘ Durham	[Opal-A var. Opal-AN] Personally collected by A. Berluti in 2010
ⓘ Unnamed pegmatites	[Opal-A var. Opal-AN] Collected by A. Berluti in 2009-11
East Hampton (Chatham) ⓘ Anderson No. 1 Mica Mine (Swanson Mine; Swanson Lithia Mine; Old Lithia Mine; Chatham Lithia Mine)	[Opal-A var. Opal-AN] Jones, Robert W. (1960), Luminescent Minerals of Connecticut, A Guide to Their Properties and Locations. Fluorescent House, Branford, Connecticut.
Cobalt ⓘ Great Hill cobalt mines	[Opal-A var. Opal-AN] Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
ⓘ Nathan Hall Quarry (Clark Hill Quarry)	[Opal-A var. Opal-AN] Moritz, Harold (n.d.) Personal Communication.
ⓘ Slocum prospect	[Opal-A var. Opal-AN] Jones (1960) Schooner (1958 and 1961)
ⓘ Worth and Selden Quarries (Victoria Quarry)	[Opal-A var. Opal-AN] Schooner (1961) Schooner (1958)
Haddam Haddam Neck ⓘ Rock Landing Quarry (Capt. Rohrback Quarry)	[Opal-A var. Opal-AN] Jones, Robert W. (1960): Luminescent Minerals of Connecticut, A Guide to Their Properties and Locations.
ⓘ Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry)	[Opal-A var. Opal-AN] Kevin Czaja Collection
Higganum ⓘ Forest Ridge Road	[Opal-A var. Opal-AN] Former Don Miller collection
ⓘ Haddam Volunteer Fire Station	[Opal-A var. Opal-AN] Former Don Miller collection
ⓘ Jail Hill Road locality (Jail Hill Quarry)	[Opal-A var. Opal-AN] Kevin Czaja Collection
ⓘ John Salak Quarry	[Opal-A var. Opal-AN] Kevin Czaja Collection
Middletown White Rock Mining District ⓘ Riverside Quarry (Western Quarry)	[Opal-A var. Opal-AN] Moritz, Harold (n.d.) Personal Communication.
ⓘ White Rocks Quarry (Consolidated Quarry)	[Opal-A var. Opal-AN] Schooner (1958) Moritz, Harold (n.d.) Personal Communication.
Portland ⓘ Case Quarries	Jones, Robert W. Jr., (1960), Luminescent Minerals of Connecticut, A Guide to Their Properties and Locations. Fluorescent House. Branford, Connecticut.
Collins Hill ⓘ Hale-Walker prospects	Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Strickland pegmatite ⓘ Strickland Quarry	[Opal-A var. Opal-AN] Schooner, Richard. (1955): 90 Minerals from 1 Connecticut Hill. Rocks & Minerals: 30(7-8): 351-8.
ⓘ Gotta-Walden Prospect	[Opal-A var. Opal-AN] Jones, Robert W. (1960) LUMINESCENT MINERALS OF CONNECTICUT, A GUIDE TO THEIR PROPERTIES AND LOCATIONS.
ⓘ Hale Quarry (Andrews Quarry; Glastonbury Quarry)	[Opal-A var. Opal-AN] Jones, Robert W. (1960) Luminescent Minerals of Connecticut
ⓘ Pelton's Quarry	[Opal-A var. Opal-AN] Jones, Robert W. (1960): LUMINESCENT MINERALS OF CONNECTICUT,
ⓘ Walden Gem Quarry	Rocks & Minerals (1970) 45:595-600
New Haven County Branford ⓘ Stony Creek Quarry (Norcross Granite Gneiss Rock Quarries; Castellucci Quarry)	[Opal-A var. Opal-AN] Moritz, Harold (n.d.) Personal Communication.
ⓘ Southbury	[Opal-A var. Opal-AN] Shepard, Charles U. (1837), A Report on the Geological Survey of Connecticut. Hamlen, New Haven. Brace, John P. (1823), Miscellaneous Localities of Minerals. American Journal of Science: s.1, 6: 250-1.
Southford ⓘ Curtis Quarry (Southford Quarry; Southford pegmatite; Southbury rose quartz quarry; Bridgeport Woodfinishing Co. Quarry; Hulls Hill)	[Opal-A var. Opal-AN] Ryerson, Kathleen H. (1972) Rockhouns Guide to Connecticut
Waterbury ⓘ Blue Stone Quarry	[Opal-A var. Opal-AN] Visually identified at a CT museum, with vivid green fluorescence

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