Know all about Wehrlite and Coal properties here. All properties of rocks are important as they define the type of rock and its application. Wehrlite belongs to Igneous Rocks while Coal belongs to Sedimentary Rocks.Texture of Wehrlite is Banded whereas that of Coal is Amorphous, Glassy. Wehrlite appears Rough and Banded and Coal appears Veined or Pebbled. The luster of Wehrlite is metallic while that of Coal is dull to vitreous to submetallic. Wehrlite is available in dark greenish - grey, green colors whereas Coal is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Wehrlite are cemetery markers, creating artwork, gemstone, jewelry and that of Coal are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry.