anthracite
Image credit: James St. John
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anthracite coal hardness between 2 1/2 and 3
Image credit: Scott Brande, CC4.0 License
Resources: anthracite
Resources: anthracite
Image Galleries
Image Galleries
- Mindat.org image gallery: anthracite
- Google images: anthracite
Other Resources
Other Resources
- Mindat.org: About anthracite
- Sandatlas: anthracite
- Indiana Center for Coal Technology Research: coal characteristics