from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a dark green variety of hornblende or actinolite
from the GNU version of the Collaborative International Dictionary of English
- n. Amphibole resulting from the alternation of pyroxene by paramorphism. It is not uncommon in massive eruptive rocks.
from The Century Dictionary and Cyclopedia
- n. The trade-name of a fire-proof building material, said to be made from disintegrated asbestos fiber with admixture of silicate of soda, carbonate of soda, chalk, mineral pigments, and glue, pressed into molded forms, dried, and baked. It is intended to replace wood where incombustibility is important, and in this capacity has been to some extent used in the internal fittings of ships of war.
- n. The name given by G. Rose to a mineral which has the crystalline form of augite, but the physical properties and especially the cleavage and specific gravity of hornblende.
Sorry, no etymologies found.