| Classification |
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| Species: | Prehnite |
| Formula: | Ca2Al2Si3O10(OH)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Prehnite data |
| Locality Data: | Click here to view Connecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 657073 |
| Long-form Identifier: | 1:3:657073:6 |
| GUID (UUID V4): | a4487f66-5cd2-4e93-9afe-543a48328752 |
| Nearest other occurrences of Prehnite |
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| 3.7km (2.3 miles) | ⓘState Route 9 Interchange 13 - Beaver Meadow Road, Haddam, Middlesex County, Connecticut, USA |
| 11.2km (7.0 miles) | ⓘWhite Rock Mining District, Middletown, Middlesex County, Connecticut, USA |
| 11.6km (7.2 miles) | ⓘWhite Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA |
| 15.2km (9.4 miles) | ⓘDurham, Middlesex County, Connecticut, USA |
| 17.1km (10.6 miles) | ⓘUnnamed Zeolite occurrence (1), Wadsworth Falls, Middlefield, Middlesex County, Connecticut, USA |
| 18.2km (11.3 miles) | ⓘMiddlefield, Middlesex County, Connecticut, USA |
| 19.0km (11.8 miles) | ⓘState Route 2 roadcut, Marlborough, Hartford County, Connecticut, USA |
| 19.5km (12.1 miles) | ⓘReed's Gap Quarry (New Haven Trap Rock quarry; Tilcon Durham quarry), Durham, Middlesex County, Connecticut, USA |
| 25.3km (15.7 miles) | ⓘState Routes 9 and 372 interchange, Berlin, Hartford County, Connecticut, USA |
| 27.2km (16.9 miles) | ⓘWallingford, New Haven County, Connecticut, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | c u t 06443 Microminerals of Connecticut For a small state, Connecticut offers a goodly array of micromineral...yedlinite. To return to the subject of this article, Connecticut is divid ed geologically into three areas: the...(Altamura 1995). T h e micromineral treasures of Connecticut thus fall into three groups: ( 1 ) metamorphic...belt of world-famous peg matites along the Connecticut R i v e r in the Eastern Highlands, and ( 3 )...best known Connecticut collecting sites is Thomaston D a m , Thomaston, Litchfield County. Specimens |  | | Journal (article/letter/editorial) | | CONNECTICUT Mineral Locality Index Although many sites in Connecticut are no longer open to collectors...H. WEBER 1172 West L a k e Avenue Guilford, Connecticut 06437-1342 E A R L E C. SULLIVAN 17 R o c k y...y R i d g e D r i v e T r u m b u l l , Connecticut 06611-5326 T his locality index is meant to serve...collectors. More often than not, collecting in Connecticut is no longer per mitted. Many of the localities...effort has been made to list a l l localities in Connecticut, a small state that is big on mineralization |  | | Journal (issue) | | Keith The Minerals of the Zinc Hill Mine, Inyo County, California......................................... 110 by Jack Crowley The Bertrandites of Connecticut................................114 by William...Hiddenite and Emerald mine, near Stony Point, Alexander County, North Carolina. Found in 1971, this group of crystals...“Sulphur Hole” in the Calico Mountains, San Bernardino County, California, in 1959. The mineral occurred in a... and vice versa. Semiquantitative chemical and atomic-absorption spectroscopic analyses performed for |  | | Book | | assemblages have been mapped in exposed basaltic rock in County Antrim, Northern Ireland, and eastern Iceland....found with other high-temperature minerals such as prehnite, pumpellyite, or epidote. Lieber (1978) described...1.5 mOl across, had crystallized with epidote, prehnite, quartz, and pyrite during 20/ ORIGINS OF ZEOLITES...seawater followed faults along the eastern coast of County Antrim and was the fluid in the cavities that produced...indicator'of high temperature because it is found with prehnite, pumpellyite, and epidote in the lower portions | | | Book | | assemblages have been mapped in exposed basaltic rock in County Antrim, Northern Ireland, and eastern Iceland....found with other high-temperature minerals such as prehnite, pumpellyite, or epidote. Lieber (1978) described...1.5 mOl across, had crystallized with epidote, prehnite, quartz, and pyrite during 20/ ORIGINS OF ZEOLITES...seawater followed faults along the eastern coast of County Antrim and was the fluid in the cavities that produced...indicator'of high temperature because it is found with prehnite, pumpellyite, and epidote in the lower portions |
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