olivine basalt


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olivine basalt

[′äl·ə‚vēn bə′sȯlt]
(petrology)
Any of a group of olivine-bearing basalts.
References in periodicals archive ?
The rocks are mostly alkaline olivine basalt, typical of the magmatism that marked the early emplacement phase in the Trans-Pecos igneous province (Henry et al.
The eight units of the TACB include six of olivine basalt, one basaltic trachyandesite and one trachyandesite.
Table 3 shows the overall chemical nature of the TACB units, and serves to demonstrate the general makeup and similarity of these rocks, as well as their characterization as alkaline olivine basalts.