Hawaii

1541



Moderately vesicular, sparsely Olivine-Phyric basalt with a subtrachytic to trachytic texture defined by Plagioclase laths.




Rare Olivine microphenocrysts exhibit reaction rims.





Brown, pleochroic Titan-Augite is present, often extending into vesicles.
Tiny Olivine crystals are present in the groundmass.