Know all about Wehrlite and Tachylite properties here. All properties of rocks are important as they define the type of rock and its application. Wehrlite and Tachylite belong to Igneous Rocks.Texture of Wehrlite is Banded whereas that of Tachylite is Vitreous. Wehrlite appears Rough and Banded and Tachylite appears Glassy. The luster of Wehrlite is metallic while that of Tachylite is resinous. Wehrlite is available in dark greenish - grey, green colors whereas Tachylite is available in black, dark brown colors. The commercial uses of Wehrlite and Tachylite are cemetery markers, creating artwork, gemstone, jewelry.