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NORTHERN ARIZONA
細節
A SMALL SLICE OF PETRIFIED WOOD
NORTHERN ARIZONA
Araucarioxylon arizonicum from the Triassic (circa 225 million years ago) sliced and polished to the front to reveal internal structure with quartz crystals and colours of reds, oranges, yellows and pinks, texture all around circumference
10in. (26cm.) wide
NORTHERN ARIZONA
Araucarioxylon arizonicum from the Triassic (circa 225 million years ago) sliced and polished to the front to reveal internal structure with quartz crystals and colours of reds, oranges, yellows and pinks, texture all around circumference
10in. (26cm.) wide