Know all about Hyaloclastite and Hornblendite properties here. All properties of rocks are important as they define the type of rock and its application. Hyaloclastite and Hornblendite belong to Igneous Rocks.Texture of Hyaloclastite is Pyroclastic whereas that of Hornblendite is Banded, Foliated, Massive. Hyaloclastite appears Dull and Hornblendite appears Foliated. The luster of Hyaloclastite is dull and grainy while that of Hornblendite is vitreous to dull. Hyaloclastite is available in brown, grey, yellow colors whereas Hornblendite is available in black, brown, green, grey colors. The commercial uses of Hyaloclastite are cemetery markers, creating artwork and that of Hornblendite are cemetery markers, commemorative tablets, creating artwork.