Formula of Feldspar is (a) K2O. Al2O3. 6SiO2 (b) K2O3. Al2O3. 6Si2.O2.2H2O (c) Al2O3. 2SiO2. 2H20 Formula of Feldspar is (a) K2O. Al2O3. 6SiO2 (b) K2O3. Al2O3. 6Si2.O2.2H2O (c) Al2O3. 2SiO2. 2H20 November 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related