pendant Jasper ------ crafts made in italy------ rhodium silver 925%------- -BUMBLEBEE ECLIPSE JASPER PEAR------mm 63---------- Jasper, a form of chalcedony,[1] is an opaque,[2] impure variety of silica, usually red, yellow, brown or green in color; and rarely blue. The common red color is due to iron(III) inclusions in what is basically a chert. The mineral breaks with a smooth surface, and is used for ornamentation or as agemstone. It can be highly polished and is used for vases, seals, and snuff boxes. The specific gravity of jasper is typically 2.5 to 2.9.[3] Along withHeliotrope (bloodstone), jasper is one of the traditional birthstones for March. Jaspilite is a banded iron formation rock that often has distinctive bands of jasper.
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