Donate now to keep mindat.org alive!Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on Mindat
The most common minerals on earthMineral PhotographyThe Elements and their Minerals
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralSearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Opal from
Case Quarries, Portland, Middlesex Co., Connecticut, USA

Classification
Species:Opal
Comments:see Opal-AN variety.
Confirmation
Validity:Confirmed
Confirmation Methods:Visual (Fluorescence)
References
References:
Jones, Robert W. Jr., (1960), Luminescent Minerals of Connecticut, A Guide to Their Properties and Locations. Fluorescent House. Branford, Connecticut.
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Case Quarries, Portland, Middlesex Co., Connecticut, USA
Nearest other occurrences of Opal
1.3km (0.8 miles) A Gotta-Walden Prospect, Portland, Middlesex Co., Connecticut, USA
1.5km (1.0 miles) B Walden Gem Quarry, Portland, Middlesex Co., Connecticut, USA
1.5km (1.0 miles) C Hale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex Co., Connecticut, USA
1.9km (1.2 miles) D Simpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.1km (1.3 miles) E Hollister prospects (Hollister Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.3km (1.4 miles) F Howe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.7km (1.7 miles) G Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA
2.8km (1.8 miles) H Howe #4 Quarry and Eureka Quarries, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
3.8km (2.4 miles) I Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.5km (2.8 miles) J Hale-Walker prospects, Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.8km (3.0 miles) K Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.8km (3.6 miles) L Great Hill cobalt mines, Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
7.2km (4.5 miles) M Rocky Hill Quarry, Rocky Hill, Hartford Co., Connecticut, USA
7.8km (4.8 miles) N Riverside Quarry (Western Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
8.1km (5.0 miles) O White Rocks Quarry (Consolidated Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
11.5km (7.1 miles) P Worth and Selden Quarries (Victoria Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
12.6km (7.8 miles) Q 2368-2384 Berlin Turnpike (Former Hartford Drive-In), Newington, Hartford Co., Connecticut, USA
13.7km (8.5 miles) R Slocum prospect, East Hampton (Chatham), Middlesex Co., Connecticut, USA
13.9km (8.6 miles) S Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
14.2km (8.8 miles) T Newington, Hartford Co., Connecticut, USA
14.5km (9.0 miles) U Haddam Volunteer Fire Station, Higganum, Haddam, Middlesex Co., Connecticut, USA
15.3km (9.5 miles) V Forest Ridge Road, Higganum, Haddam, Middlesex Co., Connecticut, USA
15.4km (9.6 miles) W John Salak Quarry, Haddam, Middlesex Co., Connecticut, USA
18.0km (11.2 miles) X Jail Hill Road locality (Jail Hill Quarry), Haddam, Middlesex Co., Connecticut, USA
18.1km (11.2 miles) Y Durham, Middlesex Co., Connecticut, USA
20.0km (12.4 miles) Z Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex Co., Connecticut, USA
39.1km (24.3 miles) 0 Blue Stone Quarry, Waterbury, New Haven Co., Connecticut, USA
41.0km (25.5 miles) 1 Lead Mine Brook, Harwinton, Litchfield Co., Connecticut, USA
41.4km (25.7 miles) 2 Thomaston Dam railroad cut, Thomaston Dam, Thomaston, Litchfield Co., Connecticut, USA
46.8km (29.1 miles) 3 State Route 8 and State Route 118 interchange, Harwinton, Litchfield Co., Connecticut, USA
46.9km (29.2 miles) 4 Torringford, Torrington, Litchfield Co., Connecticut, USA
52.9km (32.9 miles) 5 Nonnewaug River Industrial Park, Woodbury, Litchfield Co., Connecticut, USA
53.3km (33.1 miles) 6 Curtis Quarry (Southford Quarry; Southford pegmatite; Southbury rose quartz quarry; Bridgeport Woodfinishing Co. Quarry; Hulls Hill), Southford, Southbury, New Haven Co., Connecticut, USA
55.3km (34.4 miles) 7 Southbury, New Haven Co., Connecticut, USA
63.5km (39.5 miles) 8 Roxbury Iron Mine (Shepaug Iron Company Mine; Shepaug Spathic Iron and Steel Company Mine), Mine Hill (Ore Hill), Roxbury, Litchfield Co., Connecticut, USA
65.6km (40.8 miles) 9 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
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2017, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: November 23, 2017 15:07:31
Go to top of page