calc-silicate marble

calc-silicate marble

[‚kalk ′sil·ə‚kāt ′mär·bəl]
(petrology)
Marble having conspicuous calcium silicate or magnesium silicate minerals.
References in periodicals archive ?
The ore-bearing formations, from hanging wall to footwall, consist of a mottled dolomitic marble, a gray banded marble, a biotite hornfels marker, and a banded calc-silicate marble. The footwall is an interbedded para-amphibolite and biotite schist.
The main ore formation, the calc-silicate marble, is blasted as a separate unit from the hanging wall ore zone.
This mineral occurs in calc-silicate marbles with no ultrabasic rocks occurring either as enclaves or as discrete bodies in the vicinity.