TRADITIONAL POWERS OF PRECIOUS STONES
The DIAMOND was an antidote to Satanic temptation.
RUBY made the possessor brave.
TOPAZ preserved the bearer against being poisoned.
AMETHYST preserved from drunkenness.
EMERALD promoted piety.
SARDONYX dispelled unholy thoughts.
---James Napier, Superstitious Beliefs in the West of Scotland Within This Century, 1879
Christopher Morley (1890-1976)