TRAKhIT

TRAKhIT (az yunoni (trachus — dagar- bugur, shakhshul), yak nav jinsi kuhii vulqonbst. Raygash surkh, zard, safed va khokistartob.

Navhoi khushrangi onro hamchun sangi oroishi va rezakori istifoda mebarand. Trakhit dar SSSR (Kavkaz), Italiya, Fransiya va digar joyho mavjud ast.