Marl vs Hornfels 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 Hornfels characteristics assist us to distinguish and recognize rocks. Also you can check about Properties of Marl and Properties of Hornfels. Learn more about Marl vs Hornfels in the next section. The interior uses of Marl include Decorative aggregates and Floor tiles whereas the interior uses of Hornfels include Decorative aggregates, Flooring, Homes and Interior decoration. Due to some exceptional properties of Marl and Hornfels, 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 Hornfels include For road aggregate, Roadstone.
More about Marl and Hornfels
Here you can know more about Marl and Hornfels. The life cycle of a rock consists of formation of rock, composition of rock and transformation of rock. The composition of Marl and Hornfels consists of mineral content and compound content. The mineral content of Marl includes Calcite, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz and mineral content of Hornfels includes Andalusite. You can also check out the list of all Sedimentary Rocks. When we have to compare Marl vs Hornfels, 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, Hornfels is available in brown, dark greenish - grey, green, reddish brown colors. Appearance of Marl is Rough and Dull and that of Hornfels is Dull. Properties of rock is another aspect for Marl vs Hornfels. Hardness of Marl and Hornfels is 2-3. 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 Hornfels are Biotite hornfels. Streak of rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Marl is white while that of Hornfels is unknown. The specific heat capacity of Marl is Not Available and that of Hornfels is 0.84 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 Hornfels is heat resistant, impact resistant, pressure resistant.