felsite

There is an obvious rock zonation from the middle to bothsides of the structural shatter zone, generally from marialite orebody through diopside-felsite,biotite-albitite to the host Proterozoic rocks.

构造破碎带的石具有明显的对称分带性：破碎带的中心为钠柱石体，向两侧次为榍石透辉石长英带、黑云母钠长带，并逐渐过渡为围。钠柱石的成因类型为沿构造破碎带产出的代脉型。