Carbonite (of Heinrich)
A natural coke formed by the action of igneous intrusions on coal. Composition is between anthracite and graphite.
Originally described from Edgehill Mines, Richmond City (City), Virginia, USA.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
||Masutomi Museum specimen (Kyoto)|
||Field Guide of Common Rocks and Minerals- Fredrick Brewster Loomis-1948|
||Field Book of Common Rocks and Minerals- Fredrick Brewster Loomis-1948|
||O.J.Heinrich (1875) Engin. Mining J. 19,35|
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