pyrophane
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English
[edit]Etymology
[edit]pyro- + Ancient Greek φαίνω (phaínō, “I show or shine”)
Noun
[edit]pyrophane (countable and uncountable, plural pyrophanes)
- (mineralogy) A mineral which is opaque in its natural state, but is said to change its color and become transparent by heat.
References
[edit]- “pyrophane”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.