[ adjective ] used of gemstones having less commercial value than precious stones


"such semiprecious stones as amethyst, garnet, jade, and tourmaline"

Used in print

(Richard I. McCosh, "Recreation Site Selection"...)

An old shipwreck , a high dam , an old covered bridge , a place to find agates or other semi-precious stones or a place to pan gold , etcetera may be of interest .

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