Picrite vs Gneiss Characteristics
Though some rocks look identical, they have certain characteristics which distinguish them from others. Characteristics of rocks include texture, appearance, color, fracture, streak, hardness etc. Picrite vs Gneiss characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Picrite and Properties of Gneiss. Learn more about Picrite vs Gneiss in the next section. The interior uses of Picrite include Countertops, Decorative aggregates, Homes and Interior decoration whereas the interior uses of Gneiss include Countertops, Decorative aggregates, Flooring and Interior decoration. Due to some exceptional properties of Picrite and Gneiss, they have various applications in construction industry. The uses of Picrite in construction industry include As a sintering agent in steel industry to process iron ore, Cement manufacture, For road aggregate, Manufacture of magnesium and dolomite refractories, Roadstone, Used for flooring, stair treads, borders and window sills. and that of Gneiss include As dimension stone.
More about Picrite and Gneiss
Here you can know more about Picrite and Gneiss. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Picrite and Gneiss consists of mineral content and compound content. The mineral content of Picrite includes Biotite, Olivine, Plagioclase, Pyrrhotite and mineral content of Gneiss includes Biotite, Chlorite, Feldspar, Garnet, Graphite, Hornblade, Micas, Muscovite or Illite, Quartz, Quartzite, Silica, Zircon. You can also check out the list of all Igneous Rocks. When we have to compare Picrite vs Gneiss, the texture, color and appearance plays an important role in determining the type of rock. Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors whereas, Gneiss is available in black, brown, pink, red, white colors. Appearance of Picrite is Rough and Shiny and that of Gneiss is Foliated. Properties of rock is another aspect for Picrite vs Gneiss. The hardness of Picrite is 6.8 and that of Gneiss is 7. The types of Picrite are Oceanite whereas types of Gneiss are Augen Gneiss, Henderson Gneiss, Lewisian Gneiss, Archean and Proterozoic Gneiss.. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Picrite and Gneiss is white, greenish white or grey. The specific heat capacity of Picrite is 0.88 kJ/Kg K and that of Gneiss is Not Available. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Picrite is heat resistant whereas Gneiss is heat resistant, pressure resistant, scratch resistant, wear resistant.