"Kaya\u00E7 veya minerallerin, bozunma, a\u015F\u0131nma ya da k\u0131r\u0131lmalar sonucu olu\u015Fan, \u00E7o\u011Funlukla kuvars a\u011F\u0131rl\u0131kl\u0131, tane boyu \u00F6l\u00E7e\u011Fine g\u00F6re boyutlar\u0131 0,25-0,5 mm aras\u0131nda de\u011Fi\u015Fen k\u0131r\u0131nt\u0131lar."@tr . . "2019-01-23T15:25:16.024+01:00"^^ .