| | Description | |
| Comments: | Dennis Hill is the type locality for this mineral, but it has been shown to be a mixture of gibbsite, natrolite, and diaspore. Hydronephelite was once called "white sodalite" as it formed a rim on normal blue sodalite. | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | King, V. and Foord, E., 1994, Mineralogy of Maine, v.1. | | Data | |
| Mineral Data: | Click here to view Hydronephelite data | | Locality Data: | Click here to view Dennis Hill locality (Litchfield sodalite locality), Litchfield, Kennebec Co., Maine, USA |
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