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Mangabal I intrusion, Sanclerlândia, Goiás, Central-West Region, Brazil

Semi-circular mafic-ultramafic intrusion with an outcrop area of 7 km2, consisting of a basal ultramafic layer of feldspathic metaperidotite, a central olivine metagabbronorite and an upper metagabbronorite unit.
Located SE of Sanclerlândia.

Ref.:
- Candia, M.A.F., and Gaspar, J.C. (1997): Chromian spinels in metamorphosed ultramafic rocks from Mangabal I and II complexes, Goiás, Brazil. Mineralogy and Petrology 60, 27-40.





Mineral List:
Albite
var: Andesine

'Albite-Anorthite Series'
Anthophyllite
Clinochlore
'Clinopyroxene Subgroup'
Enstatite
var: Bronzite

Gedrite
Magnesiohornblende
Magnetite
'Olivine'
'Orthopyroxene Subgroup'
Quartz
Spinel
var: Chromspinel



13 entries listed. 6 valid minerals.

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