34 A New Mincralogical No?nenclaturc. 



ORDER II. ANTHRACINEA. 

 Genus 1. Anthrax. 



Lustre unmetallic. 



Sp. 1. A. bituminosus, Bituminous Coal. 



2. A. lapideus, Anthracite. 



Genus 2. Plumbago. 



Lustre metallic. 

 Sp. 1. P. scriptoria, Chaphite. 



