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