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.

构造破碎带的岩具有明显的对称分带性：破碎带的中心为钠柱，两侧次为辉长英岩带、黑云母钠长岩带，并逐渐过渡为围岩。钠柱的成因类型为沿构造破碎带产出的热液交代脉型。