Porphyry vs Marl 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. Porphyry vs Marl characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Porphyry and Properties of Marl. Learn more about Porphyry vs Marl in the next section. The interior uses of Porphyry include Decorative aggregates and Interior decoration whereas the interior uses of Marl include Decorative aggregates and Floor tiles. Due to some exceptional properties of Porphyry and Marl, they have various applications in construction industry. The uses of Porphyry in construction industry include Construction aggregate and that of Marl include Cement manufacture, Construction aggregate, For road aggregate, Making natural cement, Raw material for the manufacture of mortar.
More about Porphyry and Marl
Here you can know more about Porphyry and Marl. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Porphyry and Marl consists of mineral content and compound content. The mineral content of Porphyry includes Biotite, Chert, Feldspar, Garnet, Graphite, Quartz, Silica and mineral content of Marl includes Calcite, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz. You can also check out the list of all Igneous Rocks. When we have to compare Porphyry vs Marl, the texture, color and appearance plays an important role in determining the type of rock. Porphyry is available in black, brown, colourless, green, grey, red, rust, white colors whereas, Marl is available in beige, brown, green, grey, white colors. Appearance of Porphyry is Dull and that of Marl is Rough and Dull. Properties of rock is another aspect for Porphyry vs Marl. The hardness of Porphyry is 6-7 and that of Marl is 2-3. The types of Porphyry are Rhomb Porphyry whereas types of Marl are Clay Marl ,Blue Marl, Red Marl, High Bank Marl, Shell Layer Marl, Under Shell Layer Marl, Sand Marl, Green Marl, Grey Marl and Clayey Marl. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Porphyry and Marl is white. The specific heat capacity of Porphyry is Not Available and that of Marl is Not Available. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Porphyry is heat resistant, impact resistant whereas Marl is heat resistant, impact resistant.