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

Purpurite from
Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA


04461490017272020985964.jpg
Purpurite

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05812490017272016507119.jpg
Purpurite

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05576750017272016511740.jpg
Purpurite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
00312210017272020967869.jpg
Purpurite

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05338740017272016412649.jpg
Purpurite

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
03005100017272016453915.jpg
Purpurite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
04461490017272020985964.jpg
Purpurite

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05812490017272016507119.jpg
Purpurite

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
05576750017272016511740.jpg
Purpurite, etc.

Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
Locality type:Quarry
Classification
Species:Purpurite
Formula:Mn3+(PO4)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Dickinsonite-(KMnNa)2
Lithiophilite2
Diadochite2
Albite1
Data
Mineral Data:Click here to view Purpurite data
Locality Data:Click here to view Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:28567
Long-form Identifier:1:3:28567:4
GUID (UUID V4):0
Nearest other occurrences of Purpurite
6.2km (3.9 miles) ⓘTamminen Quarry, Greenwood, Oxford County, Maine, USA
8.2km (5.1 miles) ⓘB.B. No. 7 Quarry, Norway, Oxford County, Maine, USA
18.4km (11.4 miles) ⓘRyerson Hill Quarries, Paris, Oxford County, Maine, USA
18.6km (11.6 miles) ⓘMount Mica Quarry, Paris, Oxford County, Maine, USA
21.6km (13.4 miles) ⓘBennett Quarry, Buckfield, Oxford County, Maine, USA
29.3km (18.2 miles) ⓘBrown Thurston prospect, Rumford, Oxford County, Maine, USA
29.4km (18.3 miles) ⓘBlack Mountain Quarry, Rumford, Oxford County, Maine, USA
40.5km (25.2 miles) ⓘGroves Quarry (Hole in the Ground Quarry), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
40.5km (25.2 miles) ⓘWade Quarry (Androscoggin Tourmaline prospect), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
40.6km (25.3 miles) ⓘPulsifer Quarry & Dionne extension, West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
References
Falster, Alexander U., Simmons, William B., Webber, Karen L., Dallaire, Donald A., Nizamoff, James W., Sprague, Raymond A. (2019) The Emmons Pegmatite, Greenwood, Oxford County, Maine. Rocks & Minerals, 94 (6) 498-519 doi:10.1080/00357529.2019.1641021
 
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 12:14:43
Go to top of page