Definition of Tholeiite

1. Noun. (geology) An igneous basaltic rock, formed from magma rich in magnesium and iron. ¹



¹ Source: wiktionary.com

Definition of Tholeiite

1. [n -S]

Tholeiite Pictures

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Lexicographical Neighbors of Tholeiite

tho
tho'
tho't
thobe
thobes
thobut
thock
thof
thoft
thofts
thoght
thogoto-like viruses
thoil
thole
tholed
tholeiite (current term)
tholeiites
tholeiitic
tholemod
tholepin
tholepins
tholes
tholi
tholin
tholing
tholins
tholoi
tholos
tholus
thomaean

Literary usage of Tholeiite

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Geology of the Isle of Man by George William Lamplugh, William Whitehead Watts (1903)
"... round which is generally a zone of elongated plagioclases. Ba.salt (tholeiite), probably Tertiary. [E. 2498.] 3 to 4 ft. porphyritic dyke : cliff at the ..."

2. Petrology for Students: An Introduction to the Study of Rocks Under the by Alfred Harker (1897)
"... who cites these dykes as examples of his ' tholeiite'; cf. Mass. Gest., PI. iv, fig. 2. 2 Proc. Roy. Pliys. Soc. Edin. (1880) v, 244-252, PI. v, vi; ..."

3. The Nomenclature of Petrology: With References to Selected Literature by Arthur Holmes (1920)
"A. Holmes : Petrographic Methods and Calculations, 192o. tholeiite, Steininger, 184o.—A term applied to " porphyritic basalts characterised by the presence ..."

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