AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Oregon > Quartz var. Petrified Walnut

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Quartz var. Petrified Walnut from John Day Formation, Oregon

 
Quartz var. Petrified Walnut from John Day Formation, Oregon

Quartz var. Petrified Walnut from John Day Formation, Oregon

DESCRIPTION:No. 33346
Mineral:Quartz var. Petrified Walnut
Locality:John Day Formation, Oregon
Description:Thin slab of petrified walnut wood with one face polished. The original wood was replaced molecule by molecule with quartz chalcedony. The slab broke and was glued (not at the visible crack line, but at a less visible area). Note the grain pattern. Ex. C.P. Maier; originally acquired in 1977
Overall Size:16x15x.5 cm
Crystals:
Status: Sold - Posted here for reference only
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