 | Dill, H. G., Bosse, H.-R., Henning, K.-H., Fricke, A., Ahrendt, H. (1997) Mineralogical and chemical variations in hypogene and supergene kaolin deposits in a mobile fold belt the Central Andes of northwestern Peru. Mineralium Deposita, 32 (2) 149-163 doi:10.1007/s001260050081 | Journal (article/letter/editorial) | | northwestern Peru Received: 11 August 1995 / Accepted: 8 May 1996 Abstract In western Peru kaolin-alunite... S, Zr vs. Ti, Cr + Nb vs. Ti + Fe, and Ce + Y + La vs. Ba + Sr). S, Ba, and Sr are considerably enriched...1984; Mitchell 1992). The clay deposits in western Peru permit discrimination of hypogene and supergene...publications about ore deposits in the Andes, especially in Peru (Petersen 1970; Cardozo and Cedillo, 1990), research...some anthracite-bearing coal seams and lenses of gypsum in places, which originated from a short-term marine |
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