An opaque cryptocrystalline variety of quartz that may be red, yellow, or brown.
[Middle English jaspre, from Anglo-Norman jaspre, variant of jaspe, from Latin iaspis, iaspid-, chrysoprase, translucent quartz, chalcedony, from Greek iaspis, probably ultimately (perhaps via an Anatolian word such as Hittite yašpu-) from a Semitic source akin to Hebrew yāšəpēh, a kind of precious stone, perhaps from Akkadian yašpû, ašpû, chalcedony, jasper, perhaps of Sumerian origin.]
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Indo-European & Semitic Roots Appendices
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