What is to be converted into gelatin, or into a substance like jelly. Lapis lazuli, if calcined, does not effervesce, but gelatinates with the mineral acids. Kirwan called?

gelatinate — To be converted into gelatin, or into a substance like jelly. Lapis lazuli, if calcined, does not effervesce, but gelatinates with the mineral acids. Kirwan. (Webster's 1913.)

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