Assertion: flood basalt | /r/CapableOf | form large igneous province
Facets:
Source sentences:
text: During the middle to late Miocene epoch, the Columbia River flood basalts engulfed about 163,700 km2 (63,200 sq mi) of the Pacific Northwest, forming a large igneous province with an estimated volume of 174,300 km3 (41,800 cu mi).
text: During late Miocene and early Pliocene times, a flood basalt engulfed about 63,000 square miles (160,000 km2) of the Pacific Northwest, forming a large igneous province.