lithological and mineralogical mapping of devonian ...

Revista de la Asociación Geológica Argentina 69)4+56789:)49;4+

LITHOLOGICAL AND MINERALOGICAL MAPPING OF DEVONIAN CERRO ÁSPERO BATHOLITH, EASTERN SIERRAS PAMPEANAS, ARGENTINA, USING ASTER IMAGES Stefania RADICE1,2 , Lucio P. PINOTTI1,2 , Ma. Natalia MAFFINI1,2 , Osvaldo CAMPANELLA 1, Diego F. DUCART3, Jorge CONIGLIO1, Manuel DEMARTIS1,2 and Fernando J. D´ERAMO1,2 1               !  "  !

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ABSTRACT ' Rare

External Coarse grained to Scarce prophynitic biotite monzogranite Top Inequigranular mon- Rare zoleucogranite Top Coarse grained to Rare porphyritic biotite monzogranite

Scarce

Rare

Scarce

Sericization - greisenization (pervasive) Greisenization (per- W-Mo-F vasive); albitization (scare)

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