• Webster's Revised Unabridged Dictionary
    • n Ripidolite (Min) A translucent mineral of a green color and micaceous structure, belonging to the chlorite group; a hydrous silicate of alumina, magnesia, and iron; -- called also clinochlore.
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Century Dictionary and Cyclopedia
    • n ripidolite The commonest member of the chlorite family of minerals, occurring in monoclinic crystals with micaceous cleavage, also scaly and granular, usually of a deep-green color, rarely rose-red. It is a hydrous silicate of aluminium and magnesium. Also called clinochlore.
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Chambers's Twentieth Century Dictionary
    • n Ripidolite rī-pid′ō-līt the commonest member of the chlorite family of minerals.
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Webster's Revised Unabridged Dictionary
Gr. . . fan + -lite,