Feb 27, 2017. 1  Tonight, Casey Affleck took home the Academy Award for Best Actor for his role in Manchester by the Sea. While this might be a reason for celebration for the new Oscar-winner, not everyone was so eager to join in with the applause.
Bituminous coal is a sedimentary rock. Anthracite coal is considered a metamorphic rock.
Metamorphic Rocks. This rock type is formed when igneous and sedimentary rocks in the various layers of the crust undergo changes as a result of a change in temperature and pressure conditions. Typical metamorphic minerals are garnet, andalusite, kyanite, sillimanite, iolite, epidote etc.