bn:00058876n
Noun Concept
Categories: Tectosilicates, Sodium minerals, Triclinic minerals, Minerals in the P-1 space group, Articles with short description
EN
oligoclase  plagioclase  Plagioclase feldspar  Cleavelandite  Laboradorite
EN
Any of a series of triclinic feldspars that form rocks WordNet 3.0
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EN
Oligoclase is a rock-forming mineral belonging to the plagioclase feldspars. Wikipedia
Plagioclase is a series of tectosilicate minerals within the feldspar group. Wikipedia
Feldspars, albite - anorthite solid solution series Wikidata
A plagioclase feldspar, the second member of the Albite-Anorthite solid solution series. Primarily found as small crystals in impure marble. Oligoclase contains a small amount of calcium substituting for some of the sodium in its formula. Oligoclase with reddish-golden inclusions found in Norway and Canada is called sunstone. Wiktionary
Any of a group of aluminum silicate feldspathic minerals ranging in their ratio of calcium to sodium. Wiktionary
Group of feldspar minerals. Wiktionary (translation)
WordNet 3.0 & WordNet 2020
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