Portal de Periódicos da CAPES

Arsenopirita de Juca Vieira, Caeté, Minas Gerais, Brasil

1955; Issue: 13 Linguagem: Inglês

10.11606/bmffclusp.v0i13.121466

2526-3854

Rui Ribeiro Franco, William Gerson Rolim de Camargo,

Mine drainage and remediation techniques

A B S T R A C T W ell-form ed arsen op yrite crystals occur in clu d ed into sericite ta lc schists, associated w ith p y r ite .T h e a rsen op yrite, co m m o n ly tw in n ed after ( 1 0 1 ) and ( 1 1 0 ) , show s th e follow in g crys- tallographic form s: ( 1 1 0 ) , ( 0 1 4 ) and m ore rarely ( 0 0 1 ) and ( 0 1 1 ) .T h e arsenopyrite is fre q u en tly fractured, exh ib itin g inclusions o f euhedral p yrite crystals, w hich prob ab ly have b een form ed through rep la cem en t b y p en etration of form ing solutions into th e arsenopyrite sm all cra ck s.