Anthracite .
Mace Hudson from Suthwood rocks!
The layer of coal between rocks is called a coal seam or coal bed. This layer forms over millions of years from compressed plant material.
The material comprising the rocks coal and limestone are derived from organisms. Therefore, they are classified as organic sedimentary rocks.
it can be sedimentary rocks
Coal is generally softer than most rocks. It has a lower hardness level compared to most types of rocks.
Coal is typically found in sedimentary rocks such as sandstone, shale, and limestone. Petroleum is found in sedimentary rocks as well, usually in porous reservoir rocks such as sandstone or limestone that are capped by impermeable rock layers like shale or mudstone.
Fossils rocks are sedimentary rocks such as coal, limestone, sandstone, and shale.
The coal variety anthracite is a metamorphic rock.
The coal rocks and starts a bomb
yes they are!
manly slate and coal
there is coal and there is pizza