Assertion: periclase | /r/HasProperty | magnesium oxide
Facets:
Source sentences:
text: Some other synthetic materials that have natural analogs include: scheelite (calcium tungstate); apatite (calcium phosphate); wulfenite (lead molybdate); proustite (silver arsenic sulfide); gahnite (zinc aluminate, a variety of spinel); periclase (magnesium oxide); fluorite (calcium fluoride); zincite (zinc oxide); bromellite (beryllium oxide); feldspar (aluminum silicate); zircon (zirconium silicate); phenakite (beryllium silicate); and sphalerite (zinc sulfide).