India mines/produces 60% of the world's (what mineral?), used in hi-tech industries for its properties of insulation, transparency, and machining tolerance?
Micaceous Brittle mica Isinglass (mineral) SERACITE Mica insulator Trioctahedral mica Mica Micas Mica powder
micas mica insulator mica powder trioctahedral mica seracite mica brittle mica micaceous isinglass mineral
mica
WikipediaEntity
Mica