Mineralape
Rankinite
Victor V. Sharygin, Sergey N. Britvin, Felix V. Kaminsky, Richard Wirth, Elena N. Nigmatulina, Grigory A. Yakovlev, Konstantin A. Novoselov, and Mikhail N. Murashko·CC BY 4.0·Wikimedia

Rankinite

Ca3Si2O7
Monoclino heart IMA grandfathered

Skład

Composizione (% in peso)
Ca
O
Si
  • CaCalcium41.7%
  • OOxygen38.8%
  • SiSilicon19.5%

Etymologia

Nazwany na cześć George A. Rankin.

Czakry wtórne