Assertion: periclase's % mgo | /r/HasProperty | sio
Facets:
Source sentences:
text: A typical range of analysis of one suitable dead-burned magnesite, which we have employed, is: 94.0-96.5% MgO, 0.8-1.3% CaO, 1.3-2.4% SiO 2 , 0.3-0.6% Al 2 O 3 , 0.3-0.8% FeO and trace of Cr 2 O 3 .