沉积变质矿床（sedimento-metamorphic deposit）是指由沉积作用或火山沉积作用形成的铁、锰、磷、黄铁矿等矿床，经受区域变质作用而发生变质的矿床。
鞍山小岭子铁矿系沉积变质矿床，铁矿物嵌布粒度细，磁性率低，属较难选铁矿。
Anshan Xiaolingzi iron ore belongs to the sedimentary metamorphic iron deposits with characteristics of fine iron minerals and low magnetic rate, and it is a refractory iron ore.
该矿床属于受含铁沉积建造及变质作用控制的变质沉积型矿床。
This deposit belongs to metamorphic sedimentary type which is controlled by iron-bearing sedimentary construction and metamorphism.
蔷薇辉石矿床的形成主要经历了沉积期和区域变质期两大阶段。 成因类型属变质岩型低温变质相蔷薇辉石矿床。
The rhodonite deposit was for- med mainly through two stages, sedimentation and regional metamorphism, and its genetic type belongs to epithermal metamorphic facies.
应用推荐