|
Text Description: Unit T1; Layer A; 1.5-2 cm thick; Reversely graded, well sorted, pumice-rich, dominant white pumice with black pumice, red scoria and dacitic lava References: ![]() |
This website is supported by the U.S. Geological Survey under Cooperative Agreement Grant G22AC00137
Mention of trade names or commercial products does not constitute their endorsement by the U.S. Geological Survey.