jasper

jas·per  (jspr)

n.

An opaque cryptocrystalline variety of quartz that may be red, yellow, or brown.

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[Middle English jaspre, from Anglo-Norman, from Latin iaspis, iaspid-, from Greek iaspis, from Persian yam, yab, from Arabic yab; akin to Hebrew ype, perhaps from blend of Akkadian yapu, chalcedony (sense uncertain) and Akkadian apû, jasper (perhaps of Sumerian origin).]

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jasper

Noun

a kind of quartz, usually red in colour, which is used as a gemstone and for ornamental decoration [Greek iaspis]

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jasper  (jspr)

A reddish, brown, or yellow variety of chert. Jasper usually occurs in association with iron ores and contains iron impurities that give it its color.

Thesaurus

Noun

1.

jasper - an opaque form of quartz; red or yellow or brown or dark green in color; used for ornamentation or as a gemstone opaque gem - a gemstone that is opaque