| | Book | (The Federal Republic) Norway Portugal Roumania Sweden U.S.S.R. Angola Burundi Canary Islands Chad Republic...Kalsilite, recalculated from an analysis of a complex phenocryst of kalsilite and nepheline lava of Baruta...crystallises in the hexagonal system and has a complex formula that represents essentially a hydrated...alkali-amphiboles rich in sodium are developed, notably riebeckite, hastingsite, barkevikite, and arfvedsonite....of pressure resulting in the decomposition of complex minerals, like amphibole or biotite, and also in |
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