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Geology
E
Alphabetical index
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Earthquake
An earthquake or earth tremor manifests itself on the ...
Eccentric
An eccentric is a very fine transparent concretion, ...
Eclogite
Eclogite is a metamorphic rock generally composed of garnets ...
Ecosystem
An ecosystem is a subdivision of the biosphere made up of a ...
Edaphic
In ecology, edaphic means relating to an ecological factor ...
Efflorescence
Efflorescence is the phenomenon of loss of crystallisation ...
Elastic mineral
An elastic mineral is a crystal which, after a torsion, ...
Elongated facies
In geology, the term facies is used to characterise rocks ...
Eluvial deposit
An eluvial deposit is an accumulation of certain minerals in ...
Emihedrism
Emihedrism is the symmetry of a crystal that has only half ...
Enhanced coal bed methane recovery
Enhanced coal bed methane recovery (ECBM) is a technique ...
Eocene
The Eocene is the second geological epoch of the Paleogene ...
Epicentre
The epicentre is the place on the Earth's surface exactly ...
Epitaxy
Epitaxy is a directional growth phenomenon of two crystals ...
Epithermal deposit
An epithermal deposit is a mineral deposited from aerial volcanism.
Erratic blocks
Erratic blocks are blocks of exogenous materials left in ...
Eruptive
Eruptive is a synonym of igneous, or magmatic, which is ...
Esker
Esker is formed in a supra, intra or sub-glacial water ...
Euhedral
Euhedral is a term used to refer to a mineral delimited by ...
Evaporitic
Evaporitic describes rocks originating in the precipitation ...
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