Know all about Hyaloclastite and Slate properties here. All properties of rocks are important as they define the type of rock and its application. Hyaloclastite belongs to Igneous Rocks while Slate belongs to Metamorphic Rocks.Texture of Hyaloclastite is Pyroclastic whereas that of Slate is Foliated. Hyaloclastite appears Dull and Slate appears Dull. The luster of Hyaloclastite is dull and grainy while that of Slate is dull. Hyaloclastite is available in brown, grey, yellow colors whereas Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors. The commercial uses of Hyaloclastite are cemetery markers, creating artwork and that of Slate are blackboards, commemorative tablets, laboratory bench tops, standard material for the bed of billiard table, standard material for the beds of pool and snooker table, tombstones, used in aquariums, writing slates.