Product Code Database
Sovite (or sövite) is the coarse-grained variety (or facies) of carbonatite, an Intrusive rock, igneous rock. The fine-grained variety of carbonatite is known as alvikite. The two varieties are distinguished by minor and trace element compositions.http://sajg.geoscienceworld.org/cgi/content/abstract/102/2/109 M. J. Le Bas, Sovite and alvikite; two chemically distinct calciocarbonatites C1 and C2, South African Journal of Geology; June 1999; v. 102; no. 2; p. 109-121 Sovite is often a medium-to-coarse-grained calcite rock with variable accessory amphibole, biotite, pyrite, pyrochlore and fluorite.Example from central African occurrence. A. R. Woolley, Alkaline Rocks and Carbonatites of the World: Africa, Geological Society of London (May 2001), p. 139
|
|
