Definition of "chrysolite"

Fran. Rueus […] say as much of the chrysolite, a friend of wisdome, an enemy to folly.

1624, Democritus Junior [pseudonym; Robert Burton], The Anatomy of Melancholy: […], 2nd edition, Oxford, Oxfordshire: Printed by John Lichfield and James Short, for Henry Cripps, partition II, section 4, member 1, subsection iii

And before he died, Taran-Ish had scrawled upon the altar of chrysolite with coarse shaky strokes the sign of DOOM.

1920, H. P. Lovecraft, The Doom that Came to Sarnath

A piece of marigold or bay leaf was imbedded in the metal, and over it a carbuncle or chrysolite was placed.

1936, Rollo Ahmed, The Black Art, London: Long, page 155