Serpentinite rocks are almost exclusively made of serpentine minerals. ... This mineral gives the serpentinite its characteristic light to dark green color. Serpentine minerals are made of tiny sheets of silica tetrahedrons that are loosely held together.

What is special about serpentine?

Serpentine is also known for its translucent diaphaneity, waxy luster, ease of being cut into shapes, and its ability to accept a polish. These properties make it a popular gemstone, architectural material, and ornamental stone.

Is serpentine a form of granite?

It is not a marble and it is not a granite. Serpentine is classified as a semi-precious stone. It also contains traces of metallic compounds causing brilliant reflections that give it a vibrant quality not seen in other stones.