Marl vs Obsidian 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. Marl vs Obsidian characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Marl and Properties of Obsidian. Learn more about Marl vs Obsidian in the next section. The interior uses of Marl include Decorative aggregates and Floor tiles whereas the interior uses of Obsidian include Decorative aggregates and Interior decoration. Due to some exceptional properties of Marl and Obsidian, they have various applications in construction industry. The uses of Marl in construction industry include Cement manufacture, Construction aggregate, For road aggregate, Making natural cement, Raw material for the manufacture of mortar and that of Obsidian include Arrowheads, Cutting tool, Knives, Scrapers, Spear points.
More about Marl and Obsidian
Here you can know more about Marl and Obsidian. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Marl and Obsidian consists of mineral content and compound content. The mineral content of Marl includes Calcite, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz and mineral content of Obsidian is not available. You can also check out the list of all Sedimentary Rocks. When we have to compare Marl vs Obsidian, the texture, color and appearance plays an important role in determining the type of rock. Marl is available in beige, brown, green, grey, white colors whereas, Obsidian is available in black, blue, brown, green, orange, red, tan, yellow colors. Appearance of Marl is Rough and Dull and that of Obsidian is Shiny. Properties of rock is another aspect for Marl vs Obsidian. The hardness of Marl is 2-3 and that of Obsidian is 5-5.5. The 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 whereas types of Obsidian are Fireworks Obsidian, Mahogany, Sheen Obsidian, Snowflake obsidian and Velvet Peacock Obsidian. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Marl and Obsidian is white. The specific heat capacity of Marl is Not Available and that of Obsidian is 0.92 kJ/Kg K. Depending on the properties like hardness, toughness, specific heat capacity, porosity etc., rocks are resistant to heat, wear, impact, etc.Marl is heat resistant, impact resistant whereas Obsidian is heat resistant, impact resistant.