Plasma

Described by Dana (1837) as

of a dullish green color with yellow and whitish dots and a glistening lustre

See also Prase, which has a more specific colour and is more translucent.
Further Information
Mineral information:Plasma information at mindat.org
Copyright © Jolyon & Katya Ralph 1993-2021. Site Map. Locality, gem & photograph data are the copyright of the individuals who submitted them. For more information please contact the . Gemdat.org is an online information resource dedicated to providing free gemmological information to all.