dedolomitizationn.
/ˌdiːdɒləmɪtʌɪˈzeɪʃən/ Geology.
The changing of dolomite into rock of another kind.
ΚΠ
1907 J. J. H. Teall in A. Geikie Geol. Struct. North-west Highlands Scotl. 461 In extreme cases no dolomite is left; in others there is only partial dedolomitisation.
1930 B. N. Peach & J. Horne Chapters Geol. Scotl. 113 Another method of dedolomitization should be added to those enumerated by Teall.
Derivatives
deˈdolomitize v. transitive.
ΚΠ
1903 J. J. H. Teall in Geol. Mag. 4th Ser. X. 514 The cherty dolomites have been dedolomitised by the formation of magnesian silicates... But dedolomitisation has also been produced in another way... The carbonic acid freed itself more readily from the magnesia..converting the original dolomite into an aggregate calcite and periclase.
deˈdolomitized adj.
ΚΠ
1969 Nature 9 Aug. 607/2 The partially dedolomitized rocks have three components—calcite of the original limestone, unreplaced dolomite and calcite after dolomite.
This entry has not yet been fully updated (first published 1933; most recently modified version published online September 2018).
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n.1903