Minerals that form placer deposits include gold, platinum, cassiterite, magnetite, chromite, ilmenite, rutile, native copper, zircon, monazite, and various gemstones.

• 砂矿中的矿物包括金、铂、锡石、磁铁矿、铬铁矿、钛铁矿、金红石、自然铜、锆石、独居石等，还有各种宝石。