Gneiss vs Pyrolite 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. Gneiss vs Pyrolite characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Gneiss and Properties of Pyrolite. Learn more about Gneiss vs Pyrolite in the next section. The interior uses of Gneiss include Countertops, Decorative aggregates, Flooring and Interior decoration whereas the interior uses of Pyrolite include Decorative aggregates and Interior decoration. Due to some exceptional properties of Gneiss and Pyrolite, they have various applications in construction industry. The uses of Gneiss in construction industry include As dimension stone and that of Pyrolite include As dimension stone, Cobblestones.
More about Gneiss and Pyrolite
Here you can know more about Gneiss and Pyrolite. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Gneiss and Pyrolite consists of mineral content and compound content. The mineral content of Gneiss includes Biotite, Chlorite, Feldspar, Garnet, Graphite, Hornblade, Micas, Muscovite or Illite, Quartz, Quartzite, Silica, Zircon and mineral content of Pyrolite includes Amphibole, Chromite, Garnet, Magnesium, Olivine, Phlogopite, Plagioclase, Pyroxene. You can also check out the list of all Metamorphic Rocks. When we have to compare Gneiss vs Pyrolite, the texture, color and appearance plays an important role in determining the type of rock. Gneiss is available in black, brown, pink, red, white colors whereas, Pyrolite is available in dark greenish - grey colors. Appearance of Gneiss is Foliated and that of Pyrolite is Rough and Shiny. Properties of rock is another aspect for Gneiss vs Pyrolite. The hardness of Gneiss is 7 and that of Pyrolite is 5.5-6. The types of Gneiss are Augen Gneiss, Henderson Gneiss, Lewisian Gneiss, Archean and Proterozoic Gneiss. whereas types of Pyrolite are Dunite, Wehrlite, Harzburgite, Lherzolite. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Gneiss and Pyrolite is white. The specific heat capacity of Gneiss is Not Available and that of Pyrolite is 1.25 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Gneiss is heat resistant, pressure resistant, scratch resistant, wear resistant whereas Pyrolite is heat resistant, pressure resistant, wear resistant.