Know all about Hornblendite and Siltstone properties here. All properties of rocks are important as they define the type of rock and its application. Hornblendite belongs to Igneous Rocks while Siltstone belongs to Sedimentary Rocks.Texture of Hornblendite is Banded, Foliated, Massive whereas that of Siltstone is Clastic. Hornblendite appears Foliated and Siltstone appears Rough. The luster of Hornblendite is vitreous to dull while that of Siltstone is dull. Hornblendite is available in black, brown, green, grey colors whereas Siltstone is available in brown, red, reddish brown colors. The commercial uses of Hornblendite are cemetery markers, commemorative tablets, creating artwork and that of Siltstone are raw material for the manufacture of mortar, soil conditioner.