Tianhe stone is a common mineral produced in volcanic rocks. It is one of the feldspar minerals and contains potassium aluminum silicate. The color of the slightly oblique feldspar is white to beige and red, with a glass luster and relatively brittle. It has a green variant called Tianhe Stone. Micro-oblique feldspar is a member of the minerals of the feldspar group. Tianhe stone, which is sometimes regarded as a gem, is a kind of green slightly oblique feldspar.
