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

Otsuchi mine, Kamaishi City, Iwate Prefecture, Japani
Regional Level Types
Otsuchi mineMine
Kamaishi CityCity
Iwate PrefecturePrefecture
JapanCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
05706420017272304087334.jpg
Dump of Otsuchi mine

Otsuchi mine, Kamaishi City, Iwate Prefecture, Japan
05706420017272304087334.jpg
Dump of Otsuchi mine

Otsuchi mine, Kamaishi City, Iwate Prefecture, Japan
05706420017272304087334.jpg
Dump of Otsuchi mine

Otsuchi mine, Kamaishi City, Iwate Prefecture, Japan
Latitude & Longitude (WGS84):
39° North , 141° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~30km
GRN:
N27E79
Type:
Mine
Köppen climate type:
Cfb : Temperate oceanic climate
Mindat Locality ID:
218480
Long-form identifier:
mindat:1:2:218480:0
GUID (UUID V4):
0
Name(s) in local language(s):
大槌鉱山, 岩手県 釜石市


Manganese deposit.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


1 valid mineral.

Detailed Mineral List:

ⓘ Rhodonite
Formula: CaMn3Mn[Si5O15]

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘRhodonite9.DK.05CaMn3Mn[Si5O15]

List of minerals for each chemical element

OOxygen
Oⓘ RhodoniteCaMn3Mn[Si5O15]
SiSilicon
Siⓘ RhodoniteCaMn3Mn[Si5O15]
CaCalcium
Caⓘ RhodoniteCaMn3Mn[Si5O15]
MnManganese
Mnⓘ RhodoniteCaMn3Mn[Si5O15]

Other Regions, Features and Areas containing this locality

AsiaContinent
Eurasian Plate
Okhotsk PlateTectonic Plate
Pacific OceanOcean

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
Quick NavTopMineral ListOther Regions
 
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 11:18:53 Page updated: July 16, 2025 13:59:23
Go to top of page