Vote for your favorite mineral in #MinCup26! - Arsenuranylite vs. Talc
It's a pair of soft and lovely minerals as Stichtite and Talc compete for your votes.
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

Plagioclase from
McKay Feldspar Mine, Stephenson Township, Muskoka District, Ontario, Canada


Locality type:Mine
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Colour:white
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view McKay Feldspar Mine, Stephenson Township, Muskoka District, Ontario, Canada
Data Identifiers
Mindat Occurrence Record ID:125670
Long-form Identifier:1:3:125670:3
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
20.7km (12.8 miles) ⓘCardwell Gneiss Quarry, Cardwell Township, Parry Sound District, Ontario, Canada
29.8km (18.5 miles) ⓘEast Shore pegmatite, Fry Lake occurrences (Seguin Falls), Monteith Township, Parry Sound District, Ontario, Canada
30.1km (18.7 miles) ⓘNorth Shore pegmatite, Fry Lake occurrences (Seguin Falls), Monteith Township, Parry Sound District, Ontario, Canada
32.3km (20.1 miles) ⓘTiffany occurrence, Bethune Township, Parry Sound District, Ontario, Canada
40.0km (24.8 miles) ⓘOjaipee Mine, Conger Township, Parry Sound District, Ontario, Canada
40.6km (25.2 miles) ⓘJeffery Mine (Cecebe Lake Mine; Tough property), Ryerson Township, Parry Sound District, Ontario, Canada
41.4km (25.7 miles) ⓘBrignall Mine (McQuire and Robinson), Conger Township, Parry Sound District, Ontario, Canada
41.5km (25.8 miles) ⓘNickel Rim Mines Property, Conger Township, Parry Sound District, Ontario, Canada
44.8km (27.8 miles) ⓘBurcal Mine, Spence Township, Parry Sound District, Ontario, Canada
53.1km (33.0 miles) ⓘMcGown Mine, Foley Township, Parry Sound District, Ontario, Canada
References
Sabina, Ann P. (1986) Rocks and minerals for the collector: Bancroft - Parry Sound area and southern Ontario. Miscellaneous Report 39. Geological Survey of Canada 182 pp. doi:10.4095/121046
 
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 8, 2026 05:43:08
Go to top of page