resinite

maceral

Learn about this topic in these articles:

coal components

  • bituminous coal
    In coal: Macerals

    …often with crenulated surfaces), and resinite (ovoid and sometimes translucent masses of resin). The liptinites may fluoresce (i.e., luminesce because of absorption of radiation) under ultraviolet light, but with increasing rank their optical properties approach those of the vitrinites, and the two groups become indistinguishable.

    Read More