• Webster's Revised Unabridged Dictionary
    • n Harmotome (Min) A hydrous silicate of alumina and baryta, occurring usually in white cruciform crystals; cross-stone.☞ A related mineral, called lime harmotome, and Phillipsite, contains lime in place of baryta.
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Century Dictionary and Cyclopedia
    • n harmotome A mineral belonging to the zeolite group, commonly occurring in cruciform twin crystals which vary in color from white to yellow, red, or brown. It is a hydrous silicate of aluminium and barium. Sometimes called cross-stone and andreolite.
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Chambers's Twentieth Century Dictionary
    • n Harmotome här′mō-tōm a hydrous silicate of aluminium and barium
    • Harmotome Also Cross-stone
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Webster's Revised Unabridged Dictionary
Gr. "armo`s a joint + te`mnein to cut: cf. F. harmotome,


In literature:

Harmotome St. Lucia, Colombo.
"Ceylon; an Account of the Island Physical, Historical, and Topographical with Notices of Its Natural History, Antiquities and Productions, Volume 1 (of 2)" by James Emerson Tennent