Anthracite is a better type of coal than bituminous, anthracite is the best type of coal because it is the purest type of coal as it has the highest amount of carbon content p â¦ resent in it. It is made up of 90-95% of carbon content, so, it has a higher calorific value and burns without a smoke.
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Enter the number that identifies the specific coin type in Krause Publicationsâ Standard Catalog of World Coins. Example: For KM# 196, enter 196 in this field. (Optional). The World Coin Price Guide is independently compiled by Krause Publicationsâ NumisMaster. NGC makes this information available to its website visitors as a free service, but in no way does the information provided represent NGCâs official opinion or policy.