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

Komposisi

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

Etimologi

Dinamai dari George A. Rankin.

Chakra sekunder