A Metamorphosed, Early Archaean Chromitite from West Greenland: Implications for the Genesis of Archaean Anorthositic Chromitites

• Published in: Journal of Petrology
• Main Authors: ROLLINSON, HUGH, APPEL, PETER W. U., FREI, ROBERT
• Format: Text
• Language: English
• Published: Oxford University Press 2002
• Subjects: ARTICLES; Greenland; Ujaragssuit
• Online Access: http://petrology.oxfordjournals.org/cgi/content/short/43/11/2143; https://doi.org/10.1093/petrology/43.11.2143

An early Archaean (>3·81 Ga) chromitite–ultramafic layered body from the Ujaragssuit nun a ˆ t area, west Greenland, may represent the Earth’s oldest chromitite. The layered body occurs as a large xenolith (800 m × 100 m) entrained within tonalitic gneisses and preserves primary igneous layering...