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Imoya mine, Yamagata, Kuji City, Iwate, Japani
Regional Level Types
Imoya mineMine
Yamagata- not defined -
Kuji CityCity
IwatePrefecture
JapanCountry

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 40° North , 141° East (est.)
Margin of Error:~21km
Locality type:Mine
Köppen climate type:Cfb : Temperate oceanic climate



Metasedimentary manganese 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


4 valid minerals.

Detailed Mineral List:

Nsutite
Formula: (Mn4+,Mn2+)(O,OH)2
Reference: Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
Pyrolusite
Formula: Mn4+O2
Reference: Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
Rhodonite
Formula: Mn2+SiO3
Reference: Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
Tephroite
Formula: Mn2+2SiO4
Reference: Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Nsutite'4.DB.15c(Mn4+,Mn2+)(O,OH)2
'Pyrolusite'4.DB.05Mn4+O2
Group 9 - Silicates
'Rhodonite'9.DK.05Mn2+SiO3
'Tephroite'9.AC.05Mn2+2SiO4

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
AX2
Nsutite4.4.8.1(Mn4+,Mn2+)(O,OH)2
Pyrolusite4.4.1.4Mn4+O2
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Tephroite51.3.1.4Mn2+2SiO4
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=5
Rhodonite65.4.1.1Mn2+SiO3

List of minerals for each chemical element

HHydrogen
H Nsutite(Mn4+,Mn2+)(O,OH)2
OOxygen
O Nsutite(Mn4+,Mn2+)(O,OH)2
O PyrolusiteMn4+O2
O RhodoniteMn2+SiO3
O TephroiteMn22+SiO4
SiSilicon
Si RhodoniteMn2+SiO3
Si TephroiteMn22+SiO4
MnManganese
Mn Nsutite(Mn4+,Mn2+)(O,OH)2
Mn PyrolusiteMn4+O2
Mn RhodoniteMn2+SiO3
Mn TephroiteMn22+SiO4

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