SILIKATHOI TABII

SILIKATHOI TABII (az lotini silex— chaqmoqsang), payvasthoi khimiyavii namakmonand, ki az anioni kompleksii silsiyu oksigendori gunogunkhel tarkib yoftaand. Ziyoda az 75% (yakjoya bo kvars qarib 87%)-i tarkibi qishri Zamin va besh az 95%-i tarkibi jinshoi fishonda az Silikathoi tabii iboratand. Qarib 500 namudi mineralho ba sinfi Silikathoi tabii mansuband. Qismi ziyodi Silikathoi tabii ahamiyati sanoati dorand. Madanhoi silikati nikel, beriy, litiy va elementhoi poshkhurda muhimtarin ashyoi khomi minerali ba shumor meravand. Az nefelin alyuminiy, ishqor, soda megirand. Aksari sarvathoi zerizaminii gayri madanro Silikathoi tabii tashkil medihand (masalan, shpathoi dashti, mineralhoi guruhi abraq, asbest, talq, seolitho, bejodaho, gilhoi bentoniti va otashtobovar). Yak qator Silikatho tabii (zumurrad, akvamarin, topaz, zabarjad, turmalin va gayra)-ro ba sifati sanghoi qimatbaho va rezakori istifoda mebarand. Silikathoi suni, makhsusan shisha, sement, safolot va minoro dar khojagii khalq farovon istifoda mebarand.