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

Biotite from
Lovejoy Gravel pits, Conway, Carroll County, New Hampshire, USA


Locality type:Pit
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Lovejoy Gravel pits, Conway, Carroll County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:31954
Long-form Identifier:1:3:31954:6
GUID (UUID V4):0
Nearest other occurrences of Biotite
1.4km (0.8 miles) ⓘGovernment pit, Albany, Carroll County, New Hampshire, USA
4.9km (3.0 miles) ⓘRedstone "Red Granite" quarry, Redstone, Conway, Carroll County, New Hampshire, USA
5.3km (3.3 miles) ⓘRedstone "Green Granite" quarry, Redstone, Conway, Carroll County, New Hampshire, USA
7.4km (4.6 miles) ⓘNorth Moat Mountain localities, Bartlett, Carroll County, New Hampshire, USA
13.9km (8.6 miles) ⓘSwan's Falls locality, Fryeburg, Oxford County, Maine, USA
15.0km (9.3 miles) ⓘJockey Cap Hill Garnet locality, Fryeburg, Oxford County, Maine, USA
15.8km (9.8 miles) ⓘIron Mountain Mines, Iron Mountain, Bartlett, Carroll County, New Hampshire, USA
16.0km (9.9 miles) ⓘMadison Lead Mine, Madison, Carroll County, New Hampshire, USA
16.9km (10.5 miles) ⓘJackson tin mines, Jackson, Carroll County, New Hampshire, USA
17.0km (10.6 miles) ⓘJackson Falls, Jackson, Carroll County, New Hampshire, USA
References
 
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 02:34:01
Go to top of page