Definition of pyrophane in English:

pyrophane

noun

Mineralogy rare

A mineral said to become translucent or to show colour when warmed, especially a form of opal with this property, made by impregnating hydrophane with wax; (also, partly by confusion) any of several other varieties of opal.

Late 18th century; earliest use found in Richard Kirwan (1733–1812), chemist and mineralogist. From pyro- + -phane.

noun

Mineralogy rare

A mineral said to become translucent or to show colour when warmed, especially a form of opal with this property, made by impregnating hydrophane with wax; (also, partly by confusion) any of several other varieties of opal.

Late 18th century; earliest use found in Richard Kirwan (1733–1812), chemist and mineralogist. From pyro- + -phane.

单词	pyrophane
释义	Definition of pyrophane in English: pyrophane noun Mineralogy rare A mineral said to become translucent or to show colour when warmed, especially a form of opal with this property, made by impregnating hydrophane with wax; (also, partly by confusion) any of several other varieties of opal. Origin Late 18th century; earliest use found in Richard Kirwan (1733–1812), chemist and mineralogist. From pyro- + -phane. Definition of pyrophane in US English: pyrophane noun Mineralogy rare A mineral said to become translucent or to show colour when warmed, especially a form of opal with this property, made by impregnating hydrophane with wax; (also, partly by confusion) any of several other varieties of opal. Origin Late 18th century; earliest use found in Richard Kirwan (1733–1812), chemist and mineralogist. From pyro- + -phane.
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