Feldspar comprises of a group of minerals which are the most common rock forming minerals. LKAB Minerals supply a sodium feldspar (also referred to as soda feldspar) which is used extensively in the glass industry.eldspar is the mineral name given to a group of minerals distinguished by the presence of aluminum (Al) and the silica (SiO 4) in their chemistry. They form in a variety of thermal environments, during the crystallization of liquid rock (magma), by metamorphism of rocks deep in the earth, and in sedimentary processes.
As an adjective, cooperative describes working together agreeably for a common purpose or goal as in cooperative play or cooperative employee. As a noun, a cooperative is a jointly-owned business or enterprise where members pool their resources to purchase, do work, and/or distribute things.
Legal Definition of cooperative. : an enterprise or organization (as for banking and credit services or the ownership of residential property) that is owned by and operated for the benefit of those using its services âcalled also co-op â compare condominium 1.