| | Description | |
| Comments: | Occurs as crusts in a cave. | | Colour: | White | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 255. | | Data | |
| Mineral Data: | Click here to view Hydromagnesite data | | Locality Data: | Click here to view Mile 34.8, Nautiloid Canyon, Grand Canyon, Grand Canyon National Park, Coconino Co., Arizona, USA |
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