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:
Keyword(s):
 
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

Antigorite from
Thorny Cliff, Kennack Cove (Kennack Sands), Kennack, Grade-Ruan, Cornwall, England, UK

Locality type:Cliff
Classification
Species:Antigorite
Formula:Mg3(Si2O5)(OH)4
Comments:Found as small lenses of roughly parallel, bladed crystals associated with Mountain leather.

The Antigorite lenses are uncommon at this location.

Lenses to 2-3mm thick and 25mm in length. Crystals are generally aligned along the vein, and sub-parallel with the vein.
Habit:Bladed, sub-parallel.
Colour:White. Pearly on broken surfaces.
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Analysis Reference:M0/0894
References
References:Alysson Rowan Collection



Floyd, P.A., Exley, C.S. & Styles, M.T. (1993) Igneous Rocks of South-west England, Geological Conservation Review Series, No. 5, Chapman and Hall, London.

Power, M.R., Shail, R.K., Alexander, A.C., and Scott, P.W. (1997): Alteration and vein mineralisation within the Lizard complex, south Cornwall: constraints on the timing of serpentinisation. Proceedings of the Ussher Society 9, 188-194.
Data
Mineral Data:Click here to view Antigorite data
Locality Data:Click here to view Thorny Cliff, Kennack Cove (Kennack Sands), Kennack, Grade-Ruan, Cornwall, England, UK
Nearest other occurrences of Antigorite
5.7km (3.6 miles) Countybridge Quarry, Goonhilly Downs, Mawgan-in-Meneage, Cornwall, England, UK
71.2km (44.2 miles) Clicker Tor Quarry, Lower Clicker, Menheniot, Cornwall, England, UK
 
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: January 28, 2020 14:39:27
Go to top of page