Anthracite coal is a type of coal that is known for its high carbon content, low moisture, and high energy density. It is often referred to as "hard coal" and is the highest-ranked type of coal in terms of carbon content and heat value.: Anthracite coal typically contains between 86% and 97% carbon by weight, making it one of the purest forms of coal.Our range of anthracite coal. Offers best fit solutions for application in commercial, industrial. Chemical. And manufacturing industries. Primarily used for residential and commercial heating, waste treatment and water filtration anthracite coal. Is categorized as a dark black form of coal. of the highest quality grade. We supply anthracite coal that is from 40 to 90% of carbon content and has very low percentage of moisture and volatile matter.We supply anthracite coal that is from 40 to 90% of carbon content and has very low percentage of moisture and volatile matter.: Anthracite coal typically contains between 86% and 97% carbon by weight, making it one of the purest forms of coal.