钛铁矿

Haematite is a special case of the more general ilmenite structure.

赤矿是更为一般矿型结构中一个特殊情况。

Quartz, zircon, magnetite, gold are major constituents of littoral placers in Shandong province, while shell, ballstone, ilmenite, rutile being secondary.

山东省滨海矿以石英、锆英石、磁矿、金等为主,其次为贝壳、球石、矿、金红石等。