Origin of orthoclase
Examples from the Web for orthoclase
Historical Examples of orthoclase
In syenite and greenstone it occurs more commonly than orthoclase.Geology
This curve would represent the conditions under which orthoclase is in equilibrium with the molten magma.
If the initial composition of the magma is represented by a point between the two eutectic points, orthoclase will separate first.
The china-clay rocks of Cornwall and Devon are granites in which the orthoclase has become kaolinized.
The turbidity of orthoclase is usually due to partial kaolinization.