 | Angeli, N., Fleet, M. E., Thibault, Y., Candia, M. A. F. (2001) Metamorphism and PGE-Au content of chromitite from the Ipanema mafic/ultramafic Complex, Minas Gerais, Brazil. Mineralogy and Petrology, 71 (3) 173-194 doi:10.1007/s007100170038 | Journal (article/letter/editorial) | | details of the geology and geochronology in this region are reviewed in Almeida et al. (1981), Trompette...serpentinized ma®c/ultrama®c complexes in this structural region as parts of a Neoproterozoic ophiolite. However...Essential minerals are serpentine, olivine and tremolite with subordinate orthopyroxene, chlorite, talc...clinopyroxene, and spinel, overprinted by serpentine, tremolite, chlorite, and talc. The predominant relict high...mineralogical composition is serpentine, chromite, tremolite and chromian spinel. There are no relict primary |  | Friend, C., Bennett, V., Nutman, A. (2002) Abyssal peridotites >3,800 Ma from southern West Greenland: field relationships, petrography, geochronology, whole-rock and mineral chemistry of dunite and harzburgite inclusions in the Itsaq Gneiss Complex. Contributions to Mineralogy and Petrology, 143 (1) 71-92 doi:10.1007/s00410-001-0332-7 | Journal (article/letter/editorial) | | Abyssal peridotites >3,800 Ma from southern West Greenland: field relationships, petrography, geochronology...Archaean Itsaq Gneiss Complex (southern West Greenland) on the southern side of the Isua supracrustal...some showing evidence of refertilisation. These Greenland dunites and harzburgites described here are currently...mantle as inclusions within gneiss complexes from Greenland (Chadwick and Crewe 1986; Dymek et al. 1988) and...from the Itsaq Gneiss Complex of southern West Greenland (Fig. 1) is presented. These constitute the best |  | | Book | | is likely that the crustal structure near this region preserves transitional ophiolites as well. The... including the ∼ 3.8 Ga Isua terrane of West Greenland; 2.8 Ga Opatica and the 2.7 Ga Abitibi terranes...Archean terrane accretion in the Godthab region, southern west Greenland. Nature 335, 535–538. Fripp, R.E.P...and include antigorite+magnetite and antigorite+tremolite+magnetite in the eastern and central block serpentinites...Geologic Excursions through the Sonoran Desert Region, Arizona, and Sonora. Arizona Geological Survey |  | | Book (edition) | | expedition to recover placer gold from the Black Sea region) right up to the recent novels of Joseph Conrad...The estimation of the undiscovered potential of a region can be made by comparison with well explored areas...stricted to the Carboniferous limestone of that region. A number of examples of concordant deposits that...mineralizing fluids is dependent on the source region of magma generation itself having above normal...different types and settings of mineralization in that region, and the district zoning developed there. (I) Dines |
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