red marble
A cover marble executed by coating the leather
before covering with a heated mixture of Brazil
dust (brazilin, i.e., Brazil wood), alum and
vinegar, and, after covering, a coating of glair
followed by potash water and vinegar black. Aqua
regia added to the basic Brazil dust solution
supposedly produced a brighter and more "permanent
red. See also: ROCK
MARBLE . (95 )