Marl is an unconsolidated sedimentary rock consisting of clay and lime
From Old French marle, from Late Latin marglia
Fine Grained Rock, Opaque Rock
Beige, Brown, Green, Grey, White
Decorative Aggregates, Floor Tiles
As Building Stone, Roof Tiles
Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar
Artifacts, Jewellery, Sculpture, Small Figurines
Creating Artwork, Soil Conditioner
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
Generally rough to touch, Is one of the oldest rock, Splintery, Very fine grained rock
Archaeological Significance
Marl forms when very fine-grained clay particles are deposited in water which settles at the bottom of water bodies and are compacted by overlying sediment; the water squeezes out and hence forming Marl rock.
Calcite, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz
Aluminium Oxide, NaCl, CaO, Iron(III) Oxide, Silicon Dioxide
Biological Weathering, Chemical Weathering
Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion
Heat Resistant, Impact Resistant
Deposits in Eastern Continents
Ethiopia, Kenya, Morocco, South Africa
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
Deposits in Western Continents
Deposits in Oceania Continent
New South Wales, Victoria, Western Australia
Learn more about Properties of Marl
What is Marl? In this section, we will learn more about properties of Marl i.e. physical and thermal properties. Physical properties of Marl include Color, Streak, Hardness, Structure, Cleavage, Fracture, Luster, Specific Gravity etc. The strength of Marl is 30.00 N/mm2. Streak of Marl is white while its cleavage is . Luster of Marl is dull and its fracture is conchoidal. Marl is opaque in nature. Know all about Marl, What is Marl, its composition, features, facts and reserves in next sections.
Know about Composition of Marl
What is Marl composed of? Get to know about composition of Marl here. Marl definition gives information about the Formation of Marl and its composition.The composition of Marl can be further divided into mineral and compound content. The mineral content of Marl rock includes Calcite, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz and The compound content of Marl rock includes Aluminium Oxide, NaCl, CaO, Iron(III) Oxide, Silicon Dioxide. Almost all rocks undergo transformation process. Know all about Marl rock in next section.