col·​lo·​phane | \ ˈkäləˌfān \
variants: or collophanite \ kəˈläfəˌnīt , ˈkäləf-​ \
plural -s

Definition of collophane

: any of the massive cryptocrystalline varieties of apatite, often opaline or horny in appearance, used as a source of phosphate for fertilizers usually : a hydroxylapatite containing carbonate

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History and Etymology for collophane

International Scientific Vocabulary coll- + -phan or -phan + -ite; originally formed as German kollophan

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“Collophane.” Dictionary, Merriam-Webster, Accessed 11 Apr. 2021.

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