Also coal gasification is an option, albite its economics depends on coal mining costs.
The variety of plagioclase richest in sodium is known as albite, while the type wholly lacking in sodium is called anorthite.
albite is the last of the feldspars to crystallize from molten rock.
British Dictionary definitions for albite
a colourless, milky-white, yellow, pink, green, or black mineral of the feldspar group and plagioclase series, found in igneous sedimentary and metamorphic rocks. It is used in the manufacture of glass and ceramics. Composition: sodium aluminium silicate. Formula: NaALSi3O8. Crystal structure: triclinic
(āl'bīt') A clear to milky white triclinic mineral of the plagioclase group. Albite is common in igneous rocks, especially granite, and in metamorphic rocks that formed at low temperatures. Chemical formula: NaAlSi3O8.