1 Definition
1.1 Definition
Marl is an unconsolidated sedimentary rock consisting of clay and lime
1.2 History
1.2.1 Origin
Unknown
1.2.2 Discoverer
Unknown
1.3 Etymology
From Old French marle, from Late Latin marglia
1.4 Class
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Soft Rock
1.5 Family
1.5.1 Group
Not Applicable
1.6 Other Categories
Fine Grained Rock, Opaque Rock
2 Texture
2.1 Texture
Earthy
2.2 Color
Beige, Brown, Green, Grey, White
2.3 Maintenance
Less
2.4 Durability
Durable
2.4.1 Water Resistant
✔
✘
59% - Sedimentary Rocks Rocks have it !
▶
2.4.2 Scratch Resistant
✔
✘
62% - Sedimentary Rocks Rocks
▶
2.4.3 Stain Resistant
✔
✘
43% - Sedimentary Rocks Rocks
▶
2.4.4 Wind Resistant
✔
✘
38% - Sedimentary Rocks Rocks
▶
2.4.5 Acid Resistant
✔
✘
22% - Sedimentary Rocks Rocks
▶
2.5 Appearance
Rough and Dull
3 Uses
3.1 Architecture
3.1.1 Interior Uses
Decorative Aggregates, Floor Tiles
3.1.2 Exterior Uses
As Building Stone, Roof Tiles
3.1.3 Other Architectural Uses
Curbing
3.2 Industry
3.2.1 Construction Industry
Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement, Raw material for the manufacture of mortar
3.2.2 Medical Industry
Not Yet Used
3.3 Antiquity Uses
Artifacts, Jewellery, Sculpture, Small Figurines
3.4 Other Uses
3.4.1 Commercial Uses
Creating Artwork, Soil Conditioner
4 Types
4.1 Types
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
4.2 Features
Generally rough to touch, Is one of the oldest rock, Splintery, Very fine grained rock
4.3 Archaeological Significance
4.3.1 Monuments
Not Yet Used
4.3.2 Famous Monuments
Not Applicable
4.3.3 Sculpture
Used
4.3.4 Famous Sculptures
Data Not Available
4.3.5 Pictographs
Used
4.3.6 Petroglyphs
Used
4.3.7 Figurines
Used
4.4 Fossils
Present
5 Formation
5.1 Formation
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.
5.2 Composition
5.2.1 Mineral Content
Calcite, Clay, Dolomite, Gypsum, Micas, Pyrite, Quartz
5.2.2 Compound Content
Aluminium Oxide, NaCl, CaO, Iron(III) Oxide, Silicon Dioxide
5.3 Transformation
5.3.1 Metamorphism
✔
✘
19% - Sedimentary Rocks Rocks
▶
5.3.2 Types of Metamorphism
Not Applicable
5.3.3 Weathering
✔
✘
78% - Sedimentary Rocks Rocks have it !
▶
5.3.4 Types of Weathering
Biological Weathering, Chemical Weathering
5.3.5 Erosion
✔
✘
86% - Sedimentary Rocks Rocks have it !
▶
5.3.6 Types of Erosion
Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion
6 Properties
6.1 Physical Properties
6.1.1 Hardness
6.1.2 Grain Size
Very fine-grained
6.1.3 Fracture
Conchoidal
6.1.4 Streak
White
6.1.5 Porosity
Highly Porous
6.1.6 Luster
Dull
6.1.7 Compressive Strength
6.1.8 Cleavage
Not Available
6.1.9 Toughness
2.6
6.1.10 Specific Gravity
6.1.11 Transparency
Opaque
6.1.12 Density
6.2 Thermal Properties
6.2.1 Specific Heat Capacity
6.2.2 Resistance
Heat Resistant, Impact Resistant
7 Reserves
7.1 Deposits in Eastern Continents
7.1.1 Asia
India, Pakistan, Russia
7.1.2 Africa
Ethiopia, Kenya, Morocco, South Africa
7.1.3 Europe
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
7.1.4 Others
Not Yet Found
7.2 Deposits in Western Continents
7.2.1 North America
USA
7.2.2 South America
Colombia, Ecuador, Peru
7.3 Deposits in Oceania Continent
7.3.1 Australia
New South Wales, Victoria, Western Australia