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Webster 1913 Edition

Noun.

(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.”

Noun.

[blood and stone.] A stone, imagined, if worn as an amulet, to be a good preventive of bleeding at the nose. [See Hematite.]