Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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

Manganese (commodity) from
Unnamed Mn prospect [5], Venado, Coast Range, Sonoma County, California, USA


Locality type:Prospect
Classification
Commodity:Manganese (commodity)
Data
Commodity Data:Click here to view Manganese (commodity) data
Locality Data:Click here to view Unnamed Mn prospect [5], Venado, Coast Range, Sonoma County, California, USA
Data Identifiers
Mindat Occurrence Record ID:1302378
Long-form Identifier:1:3:1302378:2
GUID (UUID V4):0
Nearest other deposits of Manganese (commodity)
18.5km (11.5 miles) ⓘUnnamed Mn occurrence [1], The Geysers, West Mayacmas Mining District, Sonoma County, California, USA
21.1km (13.1 miles) ⓘUnnamed Mn occurrence [2], Black Oaks, West Mayacmas Mining District, Sonoma County, California, USA
21.3km (13.2 miles) ⓘUnnamed Mn mine [4], Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA
21.5km (13.3 miles) ⓘUnnamed Mn occurrence [3], Black Oaks, West Mayacmas Mining District, Sonoma County, California, USA
22.2km (13.8 miles) ⓘUnspecified Mn occurrence [6], Pine Flat, Jimtown, Castle Rock Springs area, West Mayacmas Mining District, Sonoma County, California, USA
32.6km (20.3 miles) ⓘDillon and Seefeldt Manganese Mine, Stewarts Point, Sonoma County, California, USA
54.8km (34.1 miles) ⓘUnnamed Cu-Mn occurrence [1], Red Mountain, Red Mountain Mining District, Mendocino County, California, USA
60.5km (37.6 miles) ⓘPetaluma-Point Reyes Road Mn occurrence, Novato, Marin County, California, USA
62.4km (38.8 miles) ⓘMazza prospect (Mazza Ranch prospect), Novato, Marin County, California, USA
72.1km (44.8 miles) ⓘKnutte Mine (Knutte deposit), Novato, Marin County, California, USA
 
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 7, 2026 01:39:11
Go to top of page