血石,血石髓
Bloodstone \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.''
bloodstone n : green chalcedony with red spots that resemble blood [syn: {heliotrope}]