Hydronephelite from USA
USA | |
| Dunham, K.C. (1933): Crystal cavities in lavas from the hawaiian islands, The American Mineralogist, Vol. 18, 369-385. |
| Dunham, K.C. (1933) The American Mineralogist, 18, 369-385. |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |