Geology: Crystals to Sedimentary Rocks

molten, liquid rock

unmixing of two separate mineral solutions

What is it called when the host mineral is K-feldspar with exsolved patches of albite?

host mineral is albite enclosing small, exsolved patches of orthoclase or microcline

equal amounts of albite and K-feldspar absolved from one another

minerals with same chemical composition but different atomic structures

a mineral reacts to another of the same chemical composition

chemical bonds change in orientation but are not broken

bonds are broken and atoms diffuse a distance to create a new polymorph

light with vibration in a single direction, lying in a single plane. single lens