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.
构造破碎的岩
具有明显的对
性:破碎
的中心为钠柱
矿体,向两侧依次为榍
长英岩
、黑云母钠长岩
,并逐渐过渡为围岩。钠柱
矿的成因类型为沿构造破碎
产出的热液交代脉型。