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

Pyrolusite from
Van Horn Mine (Colorado; Hilltop; Anchor; Barnett), Monument Peak, Whipple District (Monumental District), Whipple Mountains, San Bernardino County, California, USA


Locality type:Mine
Classification
Species:Pyrolusite
Formula:Mn4+O2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrolusite data
Locality Data:Click here to view Van Horn Mine (Colorado; Hilltop; Anchor; Barnett), Monument Peak, Whipple District (Monumental District), Whipple Mountains, San Bernardino County, California, USA
Data Identifiers
Mindat Occurrence Record ID:1014585
Long-form Identifier:1:3:1014585:2
GUID (UUID V4):0
Nearest other occurrences of Pyrolusite
1.4km (0.9 miles) ⓘMoulton Mine (Red Cross Mine; Monarch group), Monument Peak, Whipple District (Monumental District), Whipple Mountains, San Bernardino County, California, USA
2.6km (1.6 miles) ⓘUnnamed Cu prospect [5], Monument Peak, Whipple District (Monumental District), Whipple Mountains, San Bernardino County, California, USA
13.3km (8.3 miles) ⓘStewart Mine (Juarez Mine; Stewart Manganese Mines), Havasu Palms (Roads End Camp), Whipple District (Monumental District), Whipple Mountains, San Bernardino County, California, USA
13.3km (8.3 miles) ⓘTwin Lode prospect, Vista Peak, Whipple District (Monumental District), Whipple Mountains, San Bernardino County, California, USA
13.5km (8.4 miles) ⓘPilot Rock Mine, Pilot Rock Mining District, Mohave County, Arizona, USA
18.4km (11.4 miles) ⓘArizona Manganese prospect, Lake Havasu City, Mohave County, Arizona, USA
32.9km (20.4 miles) ⓘJacknife group (Bradley Mine; Morgan Mine; Morning Star Mine), Riverside Mountain, Bendigo District (Riverside Mountain District), Riverside Mts (Siakariri), Riverside County, California, USA
34.1km (21.2 miles) ⓘMountaineer Mine (Calzona Mine; Mountainer Mine), Riverside Mountain, Bendigo District (Riverside Mountain District), Riverside Mts (Siakariri), Riverside County, California, USA
38.6km (24.0 miles) ⓘYucca Mine (J H Jones Mine; Santa Fe Manganese Mine; Chapin Manganese Mine), Topock Mining District, Mohave County, Arizona, USA
42.8km (26.6 miles) ⓘMesa Manganese prospect, Mesa Manganese Mining District, Buckskin Mountains, Mohave County, Arizona, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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 11:37:46
Go to top of page