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tourmaline phofo
Tourmaline phofo ke phofo e fumanoang ka ho phunya ka mochine oa pele oa tourmaline ore ka mor'a ho tlosa litšila.Phofo e hloekisitsoeng le e hloekisitsoeng ea tourmaline e na le moloko o phahameng oa anion le emissivity e hōle ea infrared.Tourmaline e boetse e bitsoa Tourmaline.Foromo e akaretsang ea lik'hemik'hale ea Tourmaline ke NaR3Al6Si6O18BO33 (OH, F.).4, kristale ke ea lelapa la trigonal system ea cyclic structure silicate minerals ka kakaretso.Ka foromo, R e emela cation ea tšepe.Ha R e le Fe2 +, e etsa tourmaline e ntšo ea kristale.Likristale tsa tourmaline li na le sebōpeho sa litšiea tse ka bang khutlo-tharo, tse nang le libopeho tse fapaneng tsa kristale lipheletsong tse peli.Litšiea li na le mela e telele, hangata e le litšiea, linale, li-radials le lihlopha tse kholo.Khalase e benyang, e robehileng ea resin, e benyang ho isa pepeneneng.Ha ho cleavage.Mohs boima ba 7-7.5, matla a khoheli a khethehileng 2.98-3.20.Ho na le piezoelectricity le pyroelectricity .
