Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of 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

Microcline from
Lord Hill Quarry (Lord Hill Mine), Stoneham, Oxford County, Maine, USA


08641210017372206633108.jpg
Microcline, etc.

Lord Hill Quarry, Stoneham, Oxford County, Maine, USA
08641210017372206633108.jpg
Microcline, etc.

Lord Hill Quarry, Stoneham, Oxford County, Maine, USA
02378120017272026605134.jpg
Microcline, etc.

Lord Hill Quarry, Stoneham, Oxford County, Maine, USA
Locality type:Quarry
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Autunite6
Muscovite4
Quartz2
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Lord Hill Quarry (Lord Hill Mine), Stoneham, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:28484
Long-form Identifier:1:3:28484:2
GUID (UUID V4):0
Nearest other occurrences of Microcline
0.4km (0.3 miles) ⓘPine Hill locality, Stow, Oxford County, Maine, USA
0.9km (0.6 miles) ⓘPine Hill Chrysoberyl locality, Lovell, Oxford County, Maine, USA
2.1km (1.3 miles) ⓘStyles Mountain locality, Stoneham, Oxford County, Maine, USA
2.7km (1.7 miles) ⓘCole Quarry, Stoneham, Oxford County, Maine, USA
3.0km (1.8 miles) ⓘIntergalactic Pit, Deer Hill, Stow, Oxford County, Maine, USA
3.0km (1.9 miles) ⓘEastman Quarry, Deer Hill, Stow, Oxford County, Maine, USA
3.0km (1.9 miles) ⓘDeer Hill, Stow, Oxford County, Maine, USA
3.3km (2.0 miles) ⓘRattlesnake Mountain locality, Stoneham, Oxford County, Maine, USA
3.6km (2.2 miles) ⓘPalmer Mountain locality, Stoneham, Oxford County, Maine, USA
3.9km (2.4 miles) ⓘLittle Deer Hill prospect, Stow, Oxford County, Maine, USA
References
Bastin, E. S. (1911) Geology of the pegmatites and associated rocks of Maine, including feldspar, quartz, mica, and gem deposits. Bulletin 445. US Geological Survey doi:10.3133/b445
 
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 3, 2026 11:35:15
Go to top of page