#aluminosilicate

• Aluminosilicate — A complex mineral within the silicate class (representing a large portion of the Earth's crust, such as feldspars, zeolites, and micas) in whose crystalline frameworks part of the silicon atoms are replaced by aluminum atoms bound to oxygen.
• Alumosilicate — A terminological or spelling variant (influenced by German and Russian nomenclatures) for 'aluminosilicat' (aluminosilicate); a complex mineral within the silicate class in whose crystalline frameworks part of the silicon atoms are replaced by aluminum atoms.