Sôbre uma rocha com Escapolita de Acopiára Estado do Ceara

Abstract

This paper deals with a lime-magnesia-silicate-rock produced by metamorphic, metassomatic, and pneumatolytic metamorphism . Especial attention is given to the mineralogical com position and the production of scapolite. Apatite, a com m on associate of scapolite occurs scarcely in the rock . This scapolitized lime-silicate-rock occurs in a belt formed by carbonate rocks