blood·stone /-ˌston/
血石,血石髓
Blood·stone n. Min. (a) A green siliceous stone sprinkled with red jasper, as if with blood; hence the name; -- called also heliotrope. (b) Hematite, an ore of iron yielding a blood red powder or “streak.”
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bloodstone
n : green chalcedony with red spots that resemble blood [syn: heliotrope]