Bruce Murray Space Image Library
Filed under explaining science, geology, mineralogy and petrology
A vesicular basalt containing phenocrysts of the green mineral olivine. (Translation: a lava rock with lots of gas bubbles and crystals of a green mineral called olivine that were carried up to the surface by the liquid lava when it erupted.) Photo taken at Green Sands Beach, Hawaii.
Go here for lots more photos and geologic excitement over this field location.
Original image data dated on or about December 4, 2008
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