picritic


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Related to picritic: Oceanite

picritic

(pɪˈkrɪtɪk)
adj
(Chemistry) containing picrate; of or relating to picrate
References in periodicals archive ?
3c) intersected relatively fresh picritic sills at depths less than 200 m (Stakes and Franklin 1994), and further drilling during ODP Leg 169 sampled sills and basement lavas just south of Bent Hill at depths >430 m (Bjerkgard et al.
Four suites of mafic rocks are present, namely (1) picritic lapilli tuff, (2) basaltic to andesitic lapilli tuff, (3) low-Cr basalt, and (4) andesitic basalt.
During the 2001-2002 field season Nevada Star and the Geological Survey of Canada geologists discovered previously unrecognized picritic (ferro-picrite) volcanic and pyroclastic flows up to 600 m thick proximal to the ultramafic intrusions which host many of the nickel-copper-platinum group element mineral occurrences.