Yowah Nut

SiO2·nH2O
Variety of
Boulder Opal
Boulder OpalSiO2·nH2O

Where it forms, where it's found

1recorded occurrences
Source · OpenStreetMap

Literature, links & citation

Citations
  1. 2017P. W. Schmidt & B. L. Dickson (2017): Paleomagnetic dating of ironstone nodules (‘nuts’) from the Yowah opal field, central southern Queensland. Australian Journal of Earth Sciences 64, 743-752.
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Yowah Nut — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/yowah-nut-9838},
  note      = {Accessed 2026-05-11}
}