1.Depending on the chemical composition the structural parameters of the melilite vary in the range between gehlenite and mernite.Melilitic separation and melilite as a primary phase are very rare.
长石的结构参数,按其化学成分是在钙铝
长石
长石之间变化,
长石作为原始矿物相在碱
矿渣中比较罕见。