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Rito mine (Ritoh mine), Seta, Midori City, Gunma, Japani
Regional Level Types
Rito mine (Ritoh mine)Mine
Seta- not defined -
Midori CityCity
GunmaPrefecture
JapanCountry

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Name(s) in local language(s):利東鉱山,群馬県 みどり市
Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 36° North , 139° East (est.)
Margin of Error:~20km
Locality type:Mine
Köppen climate type:Dfb : Warm-summer humid continental climate


Permian metasedimentary manganese ore hosted in bedded metachert.
Includes Higashikonaka orebody ((and Konakayama??)).

There are following 3 major deposits in Rito mine;
- Sodemaru deposit
- Higashikonaka deposit
- Hanawa deposit

Regions containing this locality

Honshu Island, Japan

Island - 1,361 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

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

16 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Alabandite
Formula: MnS
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.; 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
Alleghanyite
Formula: Mn2+5(SiO4)2(OH)2
Reference: Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)
Baryte
Formula: BaSO4
Reference: 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
'Chert'
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.
Galaxite
Formula: Mn2+Al2O4
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.; 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
Hausmannite
Formula: Mn2+Mn3+2O4
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.; 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
Jacobsite
Formula: Mn2+Fe3+2O4
Reference: Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan); 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
Jimboite
Formula: (Mn2+,Mg)3[BO3]2
Reference: Excalibur Mineral Co. and Kotaro Watanabe specimens; 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
Manganosite
Formula: MnO
Reference: Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)
Pyrophanite
Formula: Mn2+TiO3
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.
Pyroxmangite
Formula: MnSiO3
Rhodochrosite
Formula: MnCO3
Reference: Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan); Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.; 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
Rhodonite
Formula: Mn2+SiO3
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.
Sonolite
Formula: Mn2+9(SiO4)4(OH)2
Reference: Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan); 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.
Spessartine
Formula: Mn2+3Al2(SiO4)3
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.
Tephroite
Formula: Mn2+2SiO4
Reference: Fukuoka, M. (1981) Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 24, #4, 207-252.
Wiserite
Formula: (Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
Reference: 加藤昭, & 松原聰. (1980). 本邦産マンガン硼酸塩鉱物. 鉱物学雜誌, 14(Special3), 86-97.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Alabandite'2.CD.10MnS
Group 4 - Oxides and Hydroxides
'Galaxite'4.BB.05Mn2+Al2O4
'Hausmannite'4.BB.10Mn2+Mn3+2O4
'Jacobsite'4.BB.05Mn2+Fe3+2O4
'Manganosite'4.AB.25MnO
'Pyrophanite'4.CB.05Mn2+TiO3
Group 5 - Nitrates and Carbonates
'Rhodochrosite'5.AB.05MnCO3
Group 6 - Borates
'Jimboite'6.AA.35(Mn2+,Mg)3[BO3]2
'Wiserite'6.BA.20(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Baryte'7.AD.35BaSO4
Group 9 - Silicates
'Alleghanyite'9.AF.45Mn2+5(SiO4)2(OH)2
'Pyroxmangite'9.DO.05MnSiO3
'Rhodonite'9.DK.05Mn2+SiO3
'Sonolite'9.AF.55Mn2+9(SiO4)4(OH)2
'Spessartine'9.AD.25Mn2+3Al2(SiO4)3
'Tephroite'9.AC.05Mn2+2SiO4
Unclassified Minerals, Rocks, etc.
'Chert'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Alabandite2.8.1.4MnS
Group 4 - SIMPLE OXIDES
AX
Manganosite4.2.1.3MnO
A2X3
Pyrophanite4.3.5.3Mn2+TiO3
Group 7 - MULTIPLE OXIDES
AB2X4
Galaxite7.2.1.2Mn2+Al2O4
Hausmannite7.2.7.1Mn2+Mn3+2O4
Jacobsite7.2.2.2Mn2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Rhodochrosite14.1.1.4MnCO3
Group 24 - ANHYDROUS BORATES
AmBn[XO3]p
Jimboite24.3.2.2(Mn2+,Mg)3[BO3]2
Group 27 - COMPOUND BORATES
Miscellaneous
Wiserite27.1.10.1(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Tephroite51.3.1.4Mn2+2SiO4
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Spessartine51.4.3a.3Mn2+3Al2(SiO4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Alleghanyite52.3.2b.1Mn2+5(SiO4)2(OH)2
Sonolite52.3.2d.3Mn2+9(SiO4)4(OH)2
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=5
Rhodonite65.4.1.1Mn2+SiO3
Single-Width Unbranched Chains, W=1 with chains P=7
Pyroxmangite65.6.1.1MnSiO3
Unclassified Minerals, Rocks, etc.
'Chert'-

List of minerals for each chemical element

HHydrogen
H AlleghanyiteMn52+(SiO4)2(OH)2
H SonoliteMn92+(SiO4)4(OH)2
H Wiserite(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
BBoron
B Jimboite(Mn2+,Mg)3[BO3]2
B Wiserite(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
CCarbon
C RhodochrositeMnCO3
OOxygen
O AlleghanyiteMn52+(SiO4)2(OH)2
O BaryteBaSO4
O GalaxiteMn2+Al2O4
O HausmanniteMn2+Mn23+O4
O JacobsiteMn2+Fe23+O4
O Jimboite(Mn2+,Mg)3[BO3]2
O ManganositeMnO
O PyrophaniteMn2+TiO3
O PyroxmangiteMnSiO3
O RhodochrositeMnCO3
O RhodoniteMn2+SiO3
O SonoliteMn92+(SiO4)4(OH)2
O SpessartineMn32+Al2(SiO4)3
O TephroiteMn22+SiO4
O Wiserite(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
MgMagnesium
Mg Jimboite(Mn2+,Mg)3[BO3]2
Mg Wiserite(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
AlAluminium
Al GalaxiteMn2+Al2O4
Al SpessartineMn32+Al2(SiO4)3
SiSilicon
Si AlleghanyiteMn52+(SiO4)2(OH)2
Si PyroxmangiteMnSiO3
Si RhodoniteMn2+SiO3
Si SonoliteMn92+(SiO4)4(OH)2
Si SpessartineMn32+Al2(SiO4)3
Si TephroiteMn22+SiO4
Si Wiserite(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
SSulfur
S AlabanditeMnS
S BaryteBaSO4
ClChlorine
Cl Wiserite(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
TiTitanium
Ti PyrophaniteMn2+TiO3
MnManganese
Mn AlabanditeMnS
Mn AlleghanyiteMn52+(SiO4)2(OH)2
Mn GalaxiteMn2+Al2O4
Mn HausmanniteMn2+Mn23+O4
Mn JacobsiteMn2+Fe23+O4
Mn Jimboite(Mn2+,Mg)3[BO3]2
Mn ManganositeMnO
Mn PyrophaniteMn2+TiO3
Mn PyroxmangiteMnSiO3
Mn RhodochrositeMnCO3
Mn RhodoniteMn2+SiO3
Mn SonoliteMn92+(SiO4)4(OH)2
Mn SpessartineMn32+Al2(SiO4)3
Mn TephroiteMn22+SiO4
Mn Wiserite(Mn,Mg)14[Cl|(OH)8|(Si,Mg)(O,OH)4|(B2O5)4]
FeIron
Fe JacobsiteMn2+Fe23+O4
BaBarium
Ba BaryteBaSO4

Localities in this Region
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Japan

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