chrysotile definitions

WordNet (r) 3.0 (2005)

n
1: a grey or green fibrous mineral; an important source of commercial asbestos

Merriam Webster's

noun Etymology: German Chrysotil, from chrys- + -til fiber, from Greek tillein to pluck Date: 1850 a mineral consisting of a fibrous silky variety of serpentine and constituting a common form and principal source of asbestos