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Higashi-Akaishi dunite, Higashi-Akaishi Ultrahigh-Pressure Peridotite Complex, Ehime Prefecture, Japani
Regional Level Types
Higashi-Akaishi duniteComplex
Higashi-Akaishi Ultrahigh-Pressure Peridotite ComplexComplex
Ehime PrefecturePrefecture
JapanCountry

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PhotosMapsSearch
08901960017272271101201.jpg
Chromio-pargasite

Higashi-Akaishi dunite, Higashi-Akaishi Ultrahigh-Pressure Peridotite Complex, Ehime Prefecture, Japan
02247270017271951416315.jpg
Chromio-pargasite

Higashi-Akaishi dunite, Higashi-Akaishi Ultrahigh-Pressure Peridotite Complex, Ehime Prefecture, Japan
03032320017271951404199.jpg
Chromio-pargasite

Higashi-Akaishi dunite, Higashi-Akaishi Ultrahigh-Pressure Peridotite Complex, Ehime Prefecture, Japan
02247270017271951416315.jpg
Chromio-pargasite

Higashi-Akaishi dunite, Higashi-Akaishi Ultrahigh-Pressure Peridotite Complex, Ehime Prefecture, Japan
03032320017271951404199.jpg
Chromio-pargasite

Higashi-Akaishi dunite, Higashi-Akaishi Ultrahigh-Pressure Peridotite Complex, Ehime Prefecture, Japan
02247270017271951416315.jpg
Chromio-pargasite

Higashi-Akaishi dunite, Higashi-Akaishi Ultrahigh-Pressure Peridotite Complex, Ehime Prefecture, Japan
Latitude & Longitude:
33° North , 132° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~103km
GRN:
N23E79
Type:
Complex
Mindat Locality ID:
157451
Long-form identifier:
mindat:1:2:157451:0
GUID (UUID V4):
0


5km long dunite body, mainly massive dunite, serpentinized along the margins, and including some thin pyroxenite layers, eclogite lenses, and chromite veins. (See also under "Akaishi mine".)

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


12 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Awaruite
Formula: Ni3Fe
ⓘ Calcite
Formula: CaCO3
ⓘ Chromio-pargasite
Formula: NaCa2(Mg4Cr)(Si6Al2)O22(OH)2
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Diopside var. Chromium-bearing Diopside
Formula: Ca(Mg,Cr)Si2O6
ⓘ Forsterite
Formula: Mg2SiO4
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Heazlewoodite
Formula: Ni3S2
ⓘ Irarsite
Formula: (Ir,Ru,Rh,Pt)AsS
ⓘ Native Copper
Formula: Cu
ⓘ Native Nickel
Formula: Ni
ⓘ Orcelite
Formula: Ni5-xAs2, x ~ 0.25
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Nickel1.AA.05Ni
ⓘAwaruite1.AE.20Ni3Fe
Group 2 - Sulphides and Sulfosalts
ⓘOrcelite2.AB.10Ni5-xAs2, x ~ 0.25
ⓘHeazlewoodite2.BB.05Ni3S2
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘIrarsite2.EB.25(Ir,Ru,Rh,Pt)AsS
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2SiO4
ⓘDiopside
var. Chromium-bearing Diopside		9.DA.15Ca(Mg,Cr)Si2O6
ⓘ9.DA.15CaMgSi2O6
ⓘChromio-pargasite9.DE.15NaCa2(Mg4Cr)(Si6Al2)O22(OH)2
Unclassified
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
Hⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ DiopsideCaMgSi2O6
Oⓘ ForsteriteMg2SiO4
Oⓘ Pyroxene GroupADSi2O6
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
Oⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
NaSodium
Naⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
MgMagnesium
Mgⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ ForsteriteMg2SiO4
Mgⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
AlAluminium
Alⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
SiSilicon
Siⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Siⓘ DiopsideCaMgSi2O6
Siⓘ ForsteriteMg2SiO4
Siⓘ Pyroxene GroupADSi2O6
Siⓘ Garnet GroupX3Z2(SiO4)3
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
Siⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
SSulfur
Sⓘ HeazlewooditeNi3S2
Sⓘ Irarsite(Ir,Ru,Rh,Pt)AsS
Sⓘ Pentlandite(NixFey)Σ9S8
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Caⓘ DiopsideCaMgSi2O6
Caⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
CrChromium
Crⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Crⓘ ChromiteFe2+Cr23+O4
Crⓘ Chromio-pargasiteNaCa2(Mg4Cr)(Si6Al2)O22(OH)2
FeIron
Feⓘ AwaruiteNi3Fe
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ Pentlandite(NixFey)Σ9S8
NiNickel
Niⓘ AwaruiteNi3Fe
Niⓘ HeazlewooditeNi3S2
Niⓘ Native NickelNi
Niⓘ OrceliteNi5-xAs2, x ~ 0.25
Niⓘ Pentlandite(NixFey)Σ9S8
CuCopper
Cuⓘ Native CopperCu
AsArsenic
Asⓘ Irarsite(Ir,Ru,Rh,Pt)AsS
Asⓘ OrceliteNi5-xAs2, x ~ 0.25
RuRuthenium
Ruⓘ Irarsite(Ir,Ru,Rh,Pt)AsS
RhRhodium
Rhⓘ Irarsite(Ir,Ru,Rh,Pt)AsS
IrIridium
Irⓘ Irarsite(Ir,Ru,Rh,Pt)AsS
PtPlatinum
Ptⓘ Irarsite(Ir,Ru,Rh,Pt)AsS

Other Regions, Features and Areas containing this locality

Eurasian Plate

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.

References

Kadota, R., Minakawa, T., Tanaka, T. (2008) Orcelite from Higashi-akaishi peridotite mass, Ehime prefecture. Abstracts for 2008 Annual Meeting of Japan Association of Mineralogical Sciences, Session ID R4-P07: 118. https://www.jstage.jst.go.jp/article/jakoka/2008/0/2008_0_118/_article/-char/en
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