alb3832367

Anorthosite, an intrusive igneous rock

Hand sample of Anorthosite, a plutonic, or intrusive, igneous rock consisting almost entirely of feldspars with minor amounts of quartz. It usually displays a phaneritic texture; mineral grains are of nearly equal size and are visible to the naked eye.
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Titre:
Anorthosite, an intrusive igneous rock
Hand sample of Anorthosite, a plutonic, or intrusive, igneous rock consisting almost entirely of feldspars with minor amounts of quartz. It usually displays a phaneritic texture; mineral grains are of nearly equal size and are visible to the naked eye.
Crédit:
Album / Science Source / MARK A. SCHNEIDER
Autorisations:
Modèle: Non - Propriété: Non
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Taille de l'image:
5161 x 3454 px | 51.0 MB
Taille d'impression:
43.7 x 29.2 cm | 17.2 x 11.5 in (300 dpi)
Mots clés:
FELDSPATH GEOLOGIE PIERRE ROC ROCHE ROCHER