Cut boleite is strictly for collectors, since it is soft and very rare. Faceted gems of any transparency should be considered among the rarest of all gemstones. The color is so attractive that any available stones would be quickly snapped up by collectors.
OPTICS: o = 2.05; e = 2.03
Uniaxial (-)
OCCURRENCE: Secondary mineral in Cu and Pb deposits.
Chile; Broken Hill, N.S.W., Australia
Boleo, Baja California: magnificent single crystals and groups on matrix, with single crystals up to nearly ½ inch.
COMMENTS: Cut boleite is strictly for collectors, since it is soft and very rare. Faceted gems of any transparency should be considered among the rarest of all gemstones. The color is so attractive that any available stones would be quickly snapped up by collectors.
NAME: Boleo, Santa Rosalia, Baja California, Mexico.