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About Alkali basaltHide
Classification of Alkali basaltHide
Sub-divisions of Alkali basaltHide
Mineralogy of Alkali basaltHide
Essential minerals - these are minerals that are required within the classification of this rock:
|Calcic plagioclase||A petrological term for plagioclase series feldspars dominant in calcium.|
|Feldspathoid||A family of rock-forming minerals consisting of aluminosilicates of sodium, potassium, or calcium and having too ...|
|Feldspathoid > Nepheline||Na3K(Al4Si4O16)|
|Olivine||Equivalent to Fayalite-Forsterite Series; usually a more or less Fe-bearing forsterite.|
|Titanian Augite||(Ca,Na)(Mg,Ti, Fe,Al,)(Si,Al)2O6|
Phanerozoic : 67.7 ± 0.7 Ma to 0.212 ± 0.038 Ma - based on 7 recorded ages.