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Peridotite xenoliths, Lashaine volcano, Monduli District, Arusha Region, Tanzaniai
Regional Level Types
Peridotite xenoliths- not defined -
Lashaine volcanoVolcano
Monduli DistrictDistrict
Arusha RegionRegion
TanzaniaCountry

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Latitude & Longitude (WGS84):
3° South , 36° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~1km
GRN:
S03E26
Köppen climate type:
Aw : Tropical savanna, wet
Mindat Locality ID:
69260
Long-form identifier:
mindat:1:2:69260:0
GUID (UUID V4):
0


Chrome-spinel peridotite xenoliths.
The peridotite underwent decompression melting accompanied by metasomatic influx.
It has the composition of an olivine lamproite.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


8 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:

ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
ⓘ Calcite
Formula: CaCO3
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Diopside var. Chromium-bearing Diopside
Formula: Ca(Mg,Cr)Si2O6
ⓘ Enstatite
Formula: Mg2Si2O6
ⓘ Enstatite var. Bronzite
Formula: (Mg,Fe2+)2[SiO3]2
ⓘ 'Glass'
Description: K-rich glass.
ⓘ Hercynite
Formula: Fe2+Al2O4
ⓘ Hercynite var. Picotite
Formula: (Fe,Mg)(Al,Cr)2O4
ⓘ Ilmenite
Formula: Fe2+TiO3
ⓘ Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Description: Ti-rich chromian phlogopite.
ⓘ Phlogopite var. Chromium-bearing Phlogopite
Formula: K(Mg,Cr)3(AlSi3O10)(OH)2
Description: Ti-rich chromian phlogopite.
ⓘ Rutile
Formula: TiO2
ⓘ Spinel
Formula: MgAl2O4
ⓘ 'Zeolite Group'

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘHercynite4.BB.05Fe2+Al2O4
ⓘSpinel4.BB.05MgAl2O4
ⓘHercynite
var. Picotite		4.BB.05(Fe,Mg)(Al,Cr)2O4
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘRutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘEnstatite9.DA.05Mg2Si2O6
ⓘvar. Bronzite9.DA.05(Mg,Fe2+)2[SiO3]2
ⓘDiopside
var. Chromium-bearing Diopside		9.DA.15Ca(Mg,Cr)Si2O6
ⓘ9.DA.15CaMgSi2O6
ⓘPhlogopite9.EC.20KMg3(AlSi3O10)(OH)2
ⓘvar. Chromium-bearing Phlogopite9.EC.20K(Mg,Cr)3(AlSi3O10)(OH)2
ⓘ'Zeolite Group'9.G0.
Unclassified
ⓘ'Glass'-
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
Hⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Hⓘ Phlogopite var. Chromium-bearing PhlogopiteK(Mg,Cr)3(AlSi3O10)(OH)2
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Oⓘ DiopsideCaMgSi2O6
Oⓘ EnstatiteMg2Si2O6
Oⓘ HercyniteFe2+Al2O4
Oⓘ IlmeniteFe2+TiO3
Oⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Oⓘ RutileTiO2
Oⓘ SpinelMgAl2O4
Oⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Oⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
Oⓘ Phlogopite var. Chromium-bearing PhlogopiteK(Mg,Cr)3(AlSi3O10)(OH)2
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
MgMagnesium
Mgⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ EnstatiteMg2Si2O6
Mgⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Mgⓘ SpinelMgAl2O4
Mgⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Mgⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
Mgⓘ Phlogopite var. Chromium-bearing PhlogopiteK(Mg,Cr)3(AlSi3O10)(OH)2
AlAluminium
Alⓘ HercyniteFe2+Al2O4
Alⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Alⓘ SpinelMgAl2O4
Alⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
Alⓘ Phlogopite var. Chromium-bearing PhlogopiteK(Mg,Cr)3(AlSi3O10)(OH)2
SiSilicon
Siⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Siⓘ DiopsideCaMgSi2O6
Siⓘ EnstatiteMg2Si2O6
Siⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Siⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Siⓘ Phlogopite var. Chromium-bearing PhlogopiteK(Mg,Cr)3(AlSi3O10)(OH)2
PPhosphorus
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ PhlogopiteKMg3(AlSi3O10)(OH)2
Kⓘ Phlogopite var. Chromium-bearing PhlogopiteK(Mg,Cr)3(AlSi3O10)(OH)2
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Caⓘ DiopsideCaMgSi2O6
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Tiⓘ IlmeniteFe2+TiO3
Tiⓘ RutileTiO2
CrChromium
Crⓘ Diopside var. Chromium-bearing DiopsideCa(Mg,Cr)Si2O6
Crⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4
Crⓘ Phlogopite var. Chromium-bearing PhlogopiteK(Mg,Cr)3(AlSi3O10)(OH)2
FeIron
Feⓘ HercyniteFe2+Al2O4
Feⓘ IlmeniteFe2+TiO3
Feⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Feⓘ Hercynite var. Picotite(Fe,Mg)(Al,Cr)2O4

Other Regions, Features and Areas containing this locality

AfricaContinent
African Plate
Somali PlateTectonic 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

J.B. Dawson, Journal of Petrology, 2002, V 43, N° 9, pp. 1749-1777.
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