admin Post authorMarch 20, 2015 at 11:06 pm It’s neither, this is an Onyx. Onyx is formed in caves as stalactites and stalagmites, drip to form this precious stone. It is similar to marble, in the hardness.
It’s neither, this is an Onyx. Onyx is formed in caves as stalactites and stalagmites, drip to form this precious stone. It is similar to marble, in the hardness.