Title
Tholeiitic Basalt
Identifier
HA-1
Description
Hand Sample: Aphanitic vesicular dark gray-black basalt. Sample contains numerous vesicles ranging in size from 0.01cm to 1.5 cm.
Thin Section: Groundmass of aphanitic plagioclase. Plagioclase grains vary in size with some larger grains throughout sample. Numerous vesicles are present throughout thin section.
Date
Sample collected January, 1969
Contributor
Western Minerals
Spatial Coverage
Kiluea Volcano - Island of Hawaii
Temporal Coverage
1750