Quartz, zircon, magnetite, gold are major constituents of littoral placers in Shandong province, while shell, ballstone, ilmenite, rutile being secondary.
山
海砂
以石英、锆英石、磁铁、砂金等为主,其次为贝壳、球石、钛铁、金红石等。
Quartz, zircon, magnetite, gold are major constituents of littoral placers in Shandong province, while shell, ballstone, ilmenite, rutile being secondary.
山海砂以石英、锆英石、磁铁、砂金等为主,其次为贝壳、球石、钛铁、金红石等。
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