Product Description

Basalt is a common extrusive volcanic rock.It is usually grey to black and fine-grained due to rapid cooling of lava at the surface of a planet. It may be prophyritic containing larger crystals in a fine matrix, or vesiculart vesicular or frothy scoria. Unweathered basalt is black or grey. According to the official definition, basalt is defined as an aphanitic igneous rock  that contains, by volume, less than *0% quartz and less than *0% feldspathoid and where at least *5% of the feldspar is in the form of plagioclase.
Hainan Black is one kind of black basalt, a natrual resources widely used as building decoration material.
Hainan Huarong Chemical Co., Ltd.(Huarong Chemical) was founded in ***0. Its headquarter lies in Haikou. Since the establishment, Huarong chemical has been striving hard to provide professional service to clients, as a reward of its good quality and service basis on competitive price, more and more appreciation has been gained.
We are specialized in supplying all kinds of Hainan Black you need, honed, polished, wired split or any other requirement we can all satisfy.