Cupro-Allophane

(Al2O3)(SiO2)1.3-2·2.5-3H2O
Variety of
Allophane
AllophaneAl2O3(SiO2)1.3-2.0 · 2.5-3.0H2O

Where it forms, where it's found

8recorded occurrences
Source · OpenStreetMap

Literature, links & citation

Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Cupro-Allophane — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/cupro-allophane-7698},
  note      = {Accessed 2026-05-11}
}