Definition
Metapelite is an old and currently not widely used field geological term for a clay rich fine-grained clastic sediment or sedimentary rock, i.e. mud or a mudstone
A sedimentary rock, deposit of a submarine turbidity currents and are composed of layered particles
Origin
-
European Foreland Basins
Discoverer
Unknown
Arnold H. Bouma
Etymology
From Pelos or clay in Greek
From Medieval Latin turbiditas, from Latin turbidus (turbid). Turbidity current is from 1939
Class
Metamorphic Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft Rock
Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Opaque Rock
Texture
Foliated
Mud-rich, Sandy
Color
Dark Greenish - Grey, Green, Light Green, Light Greenish Grey
Black, Brown, Green, Grey, Pink
Durability
Durable
Durable
Scratch Resistant
Yes
Yes
Appearance
Banded
Dull and Banded
Interior Uses
Decorative Aggregates, Interior Decoration
Bathrooms, Countertops, Decorative Aggregates, Flooring, Homes, Interior Decoration
Exterior Uses
As Building Stone, As Facing Stone
As Building Stone, As Facing Stone, Paving Stone, Garden Decoration
Other Architectural Uses
Curbing
Curbing
Construction Industry
Cement Manufacture, Construction Aggregate, for Road Aggregate
As Dimension Stone, Cement Manufacture, Construction Aggregate, for Road Aggregate, Making natural cement
Antiquity Uses
Artifacts
Artifacts, Monuments, Sculpture
Commercial Uses
Commemorative Tablets, Creating Artwork
Cemetery Markers, Creating Artwork
Types
Metamorphic rock
Sedimentary rock
Features
Easily splits into thin plates, It is One of the Oldest, Strongest and Hardest Rock
High silica content, Host Rock for Lead
Archaeological Significance
Formation
Due to change in environmental conditions, rocks are heated and pressurized deep inside the Earth's surface. Metapelite is formed from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.
Turbidite is a type of sedimentary rock formed when a river carries or transports pieces of broken rock as it flows. These particles then settle down and are subjected to high temperature and pressures hence forming Turbidite.
Mineral Content
Albite, Chlorite, Quartz
Coesite, Quartz, Sand
Compound Content
Aluminium Oxide, CaO, MgO
CaO, Carbon Dioxide, MgO
Types of Metamorphism
-
-
Types of Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering
Biological Weathering, Chemical Weathering, Mechanical Weathering
Types of Erosion
Chemical Erosion, Coastal Erosion, Water Erosion, Wind Erosion
Chemical Erosion, Coastal Erosion, Sea Erosion, Water Erosion, Wind Erosion
Grain Size
Medium to Fine Coarse Grained
Fine to Coarse Grained
Fracture
Fibrous
Splintery
Streak
-
White, Greenish White or Grey
Porosity
Highly Porous
Very Less Porous
Specific Gravity
3.4-3.7
2.46-2.73
Transparency
Opaque
Opaque
Density
0-300 g/cm3
1.6-2.5 g/cm3
Resistance
Heat Resistant, Impact Resistant, Pressure Resistant
Heat Resistant
Deposits in Eastern Continents
Africa
Western Africa
Western Africa
Europe
United Kingdom
Austria, Belarus, Romania, Switzerland, United Kingdom
Deposits in Western Continents
North America
-
Canada, USA
South America
Brazil, Colombia, Ecuador
Brazil, Colombia
Deposits in Oceania Continent
Australia
Central Australia, Western Australia
New Zealand, Western Australia
All about Metapelite and Turbidite Properties
Know all about Metapelite and Turbidite properties here. All properties of rocks are important as they define the type of rock and its application. Metapelite belongs to Metamorphic Rocks while Turbidite belongs to Sedimentary Rocks.Texture of Metapelite is Foliated whereas that of Turbidite is Mud-rich, Sandy. Metapelite appears Banded and Turbidite appears Dull and Banded. The luster of Metapelite is earthy while that of Turbidite is metallic. Metapelite is available in dark greenish - grey, green, light green, light greenish grey colors whereas Turbidite is available in black, brown, green, grey, pink colors. The commercial uses of Metapelite are commemorative tablets, creating artwork and that of Turbidite are cemetery markers, creating artwork.