Valentines iron formation

Valentines iron formation is a banded iron formation found in Uruguay.[1] It is composed of itabirite (or valentines) and gneiss.[2]

Containing a combination of minerals such as quartz, magnetite and pyroxene, it was named after the small town of Valentines by Prof. J. Bossi.[3]

References
  1. "Genesis of the Valentines Iron Formation". The Geological Society of America. Retrieved 17 December 2016.
  2. Mineralienatlas
  3. Bossi, Jorge; Umpiere Urquhart, Mirta (1968). La petrología de la formación ferrífera Valentines (PDF). UDELAR - Facultad de Química. (in Spanish)
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