Definition of antigorite in English:



  • A mineral of the serpentine group, occurring typically as thin green plates.

    • ‘Spectrally the mineral separates do not show absorptions due to any mineral species other than antigorite.’
    • ‘Bowenite is a massive, fine-grained and dense variety of antigorite.’
    • ‘The serpentine minerals antigorite and lizardite are clay-like constituents of tremolitic talc.’
    • ‘The massive, pale green variety of antigorite is sometimes called ‘williamsite’.’
    • ‘As seen in the granite, subhedral to anhedral grains of fayalite are fractured and show varying stages of alteration to hematite, antigorite, calcite, and magnetite.’
    • ‘The crystal structure of antigorite could not be solved, because of very fine crystal size and many defects.’
    • ‘The darker shades of massive antigorite are usually what is referred to as ‘precious serpentine’ - the stuff that can be used to make decorative items of a luscious deep green color.’
    • ‘Several long-thin grains of antigorite are visible as well.’
    • ‘Dumps and outcrops in the vicinity have produced hand specimens of antigorite, chrysotile, and impressive crystals of grass-green talc with snow-white dolomite.’
    • ‘It is definitely of later formation than the antigorite, and in numerous instances this mineral is itself flecked with platelets of talc indicating a replacement of the former by the latter.’
    • ‘Serpentine is a common name for the minerals antigorite, lizardite and chrysotile.’
    • ‘The most distal alteration is volumetrically minor and involves alteration of olivine to antigorite and magnesite.’