Rocks are naturally occurring solids which are composed of minerals & have been used by humans since ages. From Stone Age, rocks are used for various purposes. Also, the metals and minerals found in rock play an important role in our life. Get to know all the Adamellite Uses. We have provided you with all information about Adamellite rock here. Adamellite is a coarse-grained porphyritic igneous rock, a variety of Monzogranite and dominated by phenocrysts of orthoclase in a granular groundmass of perthite, plagioclase and quartz. Adamellite is available in black, grey, orange, pink, white colors. The streak of a rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Adamellite is white. Get to know more about Adamellite rock and characteristics of Adamellite rock in the next sections.