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.

构造破碎带的岩石具有明显的对称分带性：破碎带的中心钠柱石矿体，向两侧次榍石透辉石长英岩带、黑云母钠长岩带，并逐渐过渡围岩。钠柱石矿的成因类构造破碎带产出的热液交代脉。