Meaning of Iceland spar | Babel Free
Definitions
A transparent form of calcite, used to demonstrate the polarization of light.
Examples
“portions of the original aragonite—which make⟳ up the nacreous layers of the pearl—had, through “induced paramorphism,” as it was known to the artful sons of Nippon, been selectively changed here and there to a different form⟳ of calcium carbonate—namely, to microscopic crystals of the doubly refracting calcite known as Iceland spar.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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