Ruby-silver
noun, Mineralogy.
1.
proustite.
2.
pyrargyrite.
noun
1.
another name for proustite, pyrargyrite
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noun 1. a strip of pleated lace, net, muslin, or other material for trimming or finishing a dress, as at the collar or sleeves. noun 1. a strip of pleated or frilled lawn, lace, etc, used to decorate blouses, dresses, etc, or worn around the neck like a small ruff as in the 16th century