Know all about Hornblendite and Troctolite properties here. All properties of rocks are important as they define the type of rock and its application. Hornblendite and Troctolite belong to Igneous Rocks.Texture of Hornblendite is Banded, Foliated, Massive whereas that of Troctolite is Phaneritic. Hornblendite appears Foliated and Troctolite appears Veined and Shiny. The luster of Hornblendite is vitreous to dull while that of Troctolite is not available. Hornblendite is available in black, brown, green, grey colors whereas Troctolite is available in dark grey to black colors. The commercial uses of Hornblendite are cemetery markers, commemorative tablets, creating artwork and that of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.