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Slate

en.wikipedia.org/wiki/Slate

Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through ...

Slate: Metamorphic Rock - Pictures, Definition & More - Geology.com

geology.com/rocks/slate.shtml

Slate is a foliated metamorphic rock that forms from the metamorphism of shale.

Slate - Geology - rocks and minerals

flexiblelearning.auckland.ac.nz/rocks_minerals/rocks/slate.html

Slate is a low grade metamorphic rock generally formed by the metamorphosis of mudstone / shale, or sometimes basalt, under relatively low pressure and ...

Slate | Minerals Education Coalition

www.mineralseducationcoalition.org/minerals/slate

Slate is a foliated metamorphic rock derived from the metamorphism of shale. It is formed by regional metamorphism from tectonic plates colliding with one ...

How does slate form? | Reference.com

www.reference.com/science/slate-form-f575b7fa9b2cf85f

Slate usually forms in a tectonic environment when a convergent plate boundary meets a basin that was once made of sedimentary rock. Heat and pressure ...

slate | geology | Britannica.com

www.britannica.com/science/slate-geology

Slate, fine-grained, clayey metamorphic rock that cleaves, or splits, readily into thin slabs having great tensile strength and durability; some other rocks that occur ...

Slate Facts - Soft Schools

www.softschools.com/facts/geology/slate_facts/389/

Slate is a metamorphic rock that forms from mudstone or shale. The mudstone or shale normally contains clay or volcanic ash. Slate is unique in that it does not ...

Slate - Minerals Zone

www.mineralszone.com/stones/slate.html

Slates are dense and fine grained rock. The colour of slates are generally gray, red, brown and green ranging from dark to light. It is produced by the ...

Properties of Slate - Compare Rocks

www.comparerocks.com/en/properties-of-slate/model-2-6

Know more about physical properties of Slate and thermal properties of Slate.

Slate - Metamorphic Rock Types - Geology - About.com

geology.about.com/od/rocks/ig/metrockindex/rocpicslate.htm

Slate is a major metamorphic rock type from regional metamorphism.

Answers
Uses of Slate Rock
The multi-layered slate stone is formed from the metamorphosis of shale (a soft claystone). When shale is subjected to high temperatures and pressure, it flattens out to form slate. The mineral composition of slate includes pyrite, chlorite, biotite,... More »
Difficulty: Easy
Source: www.ehow.com