Quartz, zircon, magnetite, gold are major constituents of littoral placers in Shandong province, while shell, ballstone, ilmenite, rutile being secondary.
山东省滨海砂矿以石英、锆英石、磁铁矿、砂金等为主，其次为贝壳、球石、钛铁矿、金红石等。
Quartz, zircon, magnetite, gold are major constituents of littoral placers in Shandong province, while shell, ballstone, ilmenite, rutile being secondary.
山东省滨海砂矿以石英、锆英石、磁铁矿、砂金等为主，其次为贝壳、球石、钛铁矿、金红石等。
应用推荐