Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Vivianite from
State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA

Formula:Fe32+(PO4)2 · 8H2O
Comments:"transparent blue vivianite crystals, some spear-shaped, in vugs of messelite and siderite...While the vivianite crystals are small, they are of fine quality." (Schooner 1961) Also as coatings on triphylite and associated with messelite, siderite, mitridatite, strunzite and sulfides.
Habit:elongated, terminated prisms and cleavable masses
Colour:dark blue
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Very Rare
Validity:Believed Valid
References:Schooner (1958, 1961); Rocks & Min.: 70:403
Associated Minerals Based on Photo Data:
Triphylite3 photos of Vivianite associated with Triphylite at this locality.
Messelite1 photo of Vivianite associated with Messelite at this locality.
Strunzite1 photo of Vivianite associated with Strunzite at this locality.
Mineral Data:Click here to view Vivianite data
Locality Data:Click here to view State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
Nearest other occurrences of Vivianite
3.8km (2.4 miles) Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
7.8km (4.8 miles) Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
51.0km (31.7 miles) State Route 8 and State Route 118 interchange, Harwinton, Litchfield Co., Connecticut, USA
71.5km (44.4 miles) U. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA
72.1km (44.8 miles) Brookfield, Fairfield County, Connecticut, USA
79.1km (49.2 miles) Belchertown, Hampshire Co., Massachusetts, USA
81.4km (50.6 miles) Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield County, 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. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2020, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: February 26, 2020 20:18:45
Go to top of page