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coal measures
pl.n. Geology
1. Coal Measures A stratigraphic unit equivalent to the Pennsylvanian or Upper Carboniferous Periods.2. Strata of the Carboniferous Period usually containing coal deposits.
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Universalium. 2010.
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Universalium. 2010.
Geology of Tasmania — Tasmania has a varied geological history, with the world s biggest exposure of diabase, or dolerite. Rocks from the Neoproterozoic, Paleozoic and Mesozoic time periods appear. It is one of the few southern hemisphere areas glaciated during the… … Wikipedia