Foord E E, O'Connor J T, Hughes J M, Sutley S J, Falster A U, Soregaroli A E, Lichte F E (1999) Simmonsite, Na2LiAlF6, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, U.S.A, American Mineralogist 84, 769-772
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Foord E E, O'Connor J T, Hughes J M, Sutley S J, Falster A U, Soregaroli A E, Lichte F E (1999) Simmonsite, Na2LiAlF6, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, U.S.A, American Mineralogist 84, 769-772
Foord E E, O'Connor J T, Hughes J M, Sutley S J, Falster A U, Soregaroli A E, Lichte F E (1999) Simmonsite, Na2LiAlF6, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, U.S.A, American Mineralogist 84, 769-772