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

Andradite from
Junnila Mine (Junnila claim), Santa Rita Peak, San Benito County, California, USA


02194990017272009649732.jpg
Demantoid

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
02165850017364808507743.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
07658320017368056696434.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
08476340017376177424200.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
09486340017368056702782.jpg
Demantoid

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
02165850017364808507743.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
07658320017368056696434.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
08476340017376177424200.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
02194990017272009649732.jpg
Demantoid

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
02215390017368056716113.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
05856430017368056718792.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
01196720017415852614809.jpg
Andradite

Junnila Mine, Santa Rita Peak, San Benito County, California, USA
Locality type:Mine
Classification
Species:Andradite
Formula:Ca3Fe23+(SiO4)3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Andradite data
Locality Data:Click here to view Junnila Mine (Junnila claim), Santa Rita Peak, San Benito County, California, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:641
Long-form Identifier:1:3:641:1
GUID (UUID V4):0
Nearest other occurrences of Andradite
2.3km (1.4 miles) ⓘVictor claim (Victor Mine), Picacho Peak, San Benito County, California, USA
3.6km (2.2 miles) ⓘSan Benito Peak (San Benito Mountain), San Benito County, California, USA
4.2km (2.6 miles) ⓘAurora Mine (Morning Star), Idria Peak, San Benito County, California, USA
4.7km (2.9 miles) ⓘPerovskite Peak (Perovskite Hill; Perovskite Knob; Chlorite Knob; Schist Knob), San Benito Peak (San Benito Mountain), San Benito County, California, USA
5.8km (3.6 miles) ⓘBlack Diamond One claim, Santa Rita Peak, San Benito County, California, USA
6.4km (4.0 miles) ⓘGreen Fire Mine, Santa Rita Peak, San Benito County, California, USA
7.1km (4.4 miles) ⓘRozzum Ridge Cr occurrence, Idria (New Idria), San Benito County, California, USA
7.1km (4.4 miles) ⓘCalifornia State Gem Mine, Santa Rita Peak, San Benito County, California, USA
7.1km (4.4 miles) ⓘSanta Rita Peak, San Benito County, California, USA
7.5km (4.7 miles) ⓘChlorite Schist Knob occurrence, Santa Rita Peak, San Benito County, California, USA
References
Dunn, Pete J. (1977) Mineralogical Notes - Andradite from the Junnila Mine, California. The Mineralogical Record, 8 (6) 519
Dunning G.E., Walstrom R.E., Lechner W. (2018) Barium Silicate Mineralogy of the Western Margin, North American Continent, Part 1: Geology, Origin, Paragenesis and Mineral Distribution from Baja California Norte Mexico, Western Canada and Alaska U.S.A. Bay Area Mineralogists Bulletin: 19(5), 70 pages.
 
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 09:22:47
Go to top of page