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

Iyo City, Ehime Prefecture, Japani
Regional Level Types
Iyo CityCity
Ehime PrefecturePrefecture
JapanCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Type:
Largest Settlements:
PlacePopulation
Iyo30,760 (2017)
Mindat Locality ID:
285296
Long-form identifier:
mindat:1:2:285296:9
GUID (UUID V4):
0
Other Languages:
French:
Iyo, mer intérieure de Seto, Japon
German:
Iyo, Seto-Inlandsee, Japan
Italian:
Iyo, Mare interno di Seto, Giappone
Japanese:
伊予市, 瀬戸内海, 日本
Russian:
Иё, Внутреннее Японское море, Япония
Simplified Chinese:
伊予市, 瀨戶內海, 日本
Spanish:
Iyo, mar interior de Seto, Japón
Arabic:
إيو , بحر سيتو الداخلي, اليابان
Bengali:
ইয়ো, এহিমে প্রশাসনিক অঞ্চল, জাপান
Cebuano:
Iyo, Ehime-ken, Hapon
Classical Chinese:
伊豫市, 瀨戶內海, 日本
Czech:
Ijo, Vnitřní moře, Japonsko
Danish:
Iyo, Ehime-præfekturet, Japan
Dutch:
Iyo, Japanse Binnenzee, Japan
Farsi/Persian:
ایو، اهیمه, دریای داخلی ستو, ژاپن
Finnish:
Iyo, Seton sisämeri, Japani
Galician:
Iyo, Mar Interior de Seto, Xapón
Greek:
Ίγιο, Εσωτερική Θάλασσα του Σέτο, Ιαπωνία
Gujarati:
આયો, એહિમે પ્રીફેક્ચર, જાપાન
Hebrew:
איו, הים הפנימי סטו, יפן
Hindi:
इयो, एहिम प्रीफेक्चर, जापान
Indonesian:
Iyo, Laut Pedalaman Seto, Jepang
Kannada:
ಅಯೊ, ಎಹಿಮ್ ಪ್ರಿಫೆಕ್ಚರ್, ಜಪಾನ್
Korean:
이요시, 세토 내해, 일본
Latvian:
Ijo, Seto jūra, Japāna
Lithuanian:
Ijo, Vidinė Japonijos jūra, Japonija
Malay:
Iyo, Laut Pedalaman Seto, Jepun
Marathi:
आयओ, एहिमे, जपान
Mazanderani:
ایو، اهیمه, جاپون
Minnan / Hokkien-Taiwanese:
Iyo-chhī, Lōa-hō͘ lāi-hái, Ji̍t-pún
Norwegian:
Iyo, Innlandshavet, Japan
Polish:
Iyo, Morze Wewnętrzne, Japonia
Portuguese:
Iyo, Mar Interior, Japão
Romanian:
Iyo, Prefectura Ehime, Japonia
Sinhalese:
ඉයෝ, එහිමේ ප්‍රාන්තය, ජපානය
South Azerbaijani:
ایو، اهیمه, داخیلی ژاپون دنیزی, ژاپون
Swedish:
Iyo, Japanska innanhavet, Japan
Tagalog:
Iyo, Panloob na Dagat, Hapon
Tajik (Cyrillic Script):
Иё, Префектураи Эхимэ, Ҷопон
Tamil:
ஐயோ, தேஹிமே ப்ரீபெக்ட்டுர், யப்பான்
Telugu:
ఇయో, ఇహైమ్ ప్రిఫెక్చర్, జపాన్
Thai:
อี้หยวน, ทะเลเซโตะใน, ประเทศญี่ปุ่น
Traditional Chinese:
伊豫, 瀨戶內海, 日本
Turkish:
Iyo, Seto İç Denizi, Japonya
Ukrainian:
Ійо, Внутрішнє Японське море, Японія
Urdu:
ایو، اہیمے, بحیرہ سيتو داخلی, جاپان
Vietnamese:
Iyo, Biển nội địa Seto, Nhật Bản
Waray:
Iyo, Sulod nga Dagat han Seto, Hapon


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

10 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Axinite-(Mn)
Formula: Ca2Mn2+Al2BSi4O15(OH)
Calcite
Formula: CaCO3
Calcite var. Manganese-bearing Calcite
Formula: (Ca,Mn)CO3
'Chlorite Group'
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
'Feldspar Group'
Ganophyllite
Formula: (K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
'Garnet Group'
Formula: X3Z2(SiO4)3
Neotocite
Formula: (Mn,Fe)SiO3 · H2O (?)
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Quartz
Formula: SiO2
Rhodochrosite
Formula: MnCO3
Rhodonite
Formula: CaMn3Mn[Si5O15]
Tephroite
Formula: Mn2+2SiO4

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
var. Manganese-bearing Calcite5.AB.05(Ca,Mn)CO3
Rhodochrosite5.AB.05MnCO3
Group 9 - Silicates
Tephroite9.AC.05Mn2+2SiO4
Axinite-(Mn)9.BD.20Ca2Mn2+Al2BSi4O15(OH)
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Rhodonite9.DK.05CaMn3Mn[Si5O15]
Neotocite9.ED.20(Mn,Fe)SiO3 · H2O (?)
Ganophyllite9.EG.30(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Unclassified
'Chlorite Group'-
'Feldspar Group'-
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
H Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
H Neotocite(Mn,Fe)SiO3 · H2O (?)
BBoron
B Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
CCarbon
C CalciteCaCO3
C Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
C RhodochrositeMnCO3
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O CalciteCaCO3
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
O Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
O Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
O Neotocite(Mn,Fe)SiO3 · H2O (?)
O QuartzSiO2
O RhodochrositeMnCO3
O RhodoniteCaMn3Mn[Si5O15]
O TephroiteMn22+SiO4
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Garnet GroupX3Z2(SiO4)3
NaSodium
Na Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
AlAluminium
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Al Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Si Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
Si Neotocite(Mn,Fe)SiO3 · H2O (?)
Si QuartzSiO2
Si RhodoniteCaMn3Mn[Si5O15]
Si TephroiteMn22+SiO4
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Garnet GroupX3Z2(SiO4)3
KPotassium
K Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca CalciteCaCO3
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Ca Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
Ca Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Ca RhodoniteCaMn3Mn[Si5O15]
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MnManganese
Mn Ganophyllite(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32 · 8H2O
Mn Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)
Mn Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Mn Neotocite(Mn,Fe)SiO3 · H2O (?)
Mn RhodochrositeMnCO3
Mn RhodoniteCaMn3Mn[Si5O15]
Mn TephroiteMn22+SiO4
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe Neotocite(Mn,Fe)SiO3 · H2O (?)

Fossils

This region is too big or complex to display the fossil list, try looking at smaller subregions.

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Iyo,_Ehime
Wikidata ID:Q838678
GeoNames ID:1861143

Localities in this Region

Other Regions, Features and Areas that Intersect

Amur PlateTectonic Plate
Eurasian Plate
Japan

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.
 
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 02:28:47 Page updated: August 10, 2025 08:15:30
Go to top of page