Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
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 ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced 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 MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Orthoclase from
Morefield Mine (Morefield pegmatite), Winterham, Amelia County, Virginia, USA


Locality type:Mine
Classification
Species:Orthoclase
Formula:K(AlSi3O8)
Comments:Historical reports of blocky "orthoclase" in virtually every granite pegmatite worldwide are microcline. No data supporting orthoclse from this locality are known.
Confirmation
Validity:Erroneously Reported
Data
Mineral Data:Click here to view Orthoclase data
Locality Data:Click here to view Morefield Mine (Morefield pegmatite), Winterham, Amelia County, Virginia, USA
Data Identifiers
Mindat Occurrence Record ID:98996
Long-form Identifier:1:3:98996:5
GUID (UUID V4):0
Nearest other occurrences of Orthoclase
5.6km (3.5 miles) ⓘJefferson Mine, Amelia (Amelia Court House), Amelia County, Virginia, USA
6.4km (4.0 miles) ⓘRutherford Mines, Amelia (Amelia Court House), Amelia County, Virginia, USA
41.3km (25.7 miles) ⓘAmber Queen Mine, Goochland, Goochland County, Virginia, USA
55.6km (34.5 miles) ⓘSnead Mine, Gold-Pyrite Belt, Fluvanna County, Virginia, USA
56.1km (34.9 miles) ⓘTellurium Vein, Scotia Mine (Perkins Mine), Gold-Pyrite Belt, Fluvanna County, Virginia, USA
64.8km (40.3 miles) ⓘSaunders No. 1 Mine, Harris Mine, Hewlett, Hanover County, Virginia, USA
69.0km (42.9 miles) ⓘHarris Mine, Hewlett, Hanover County, Virginia, USA
84.6km (52.6 miles) ⓘShadwell Mine (Chalottesville Quarry), Albemarle County, Virginia, USA
92.3km (57.3 miles) ⓘPeters Mountain occurrence, Peters Mountain, Southwest Mts (Chestnut Ridge), Albemarle County, Virginia, USA
References
Rocks & Min.: 8:143-144.
Bulletin 33.
Pegau, Arthur A. (1932) Pegmatite Deposits of Virginia. Bulletin 33. Virginia Geological Survey 123pp.
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 4, 2026 15:30:44
Go to top of page