aerial view labradorite rock crystals with umber dried maple leaf

geology geoscience science geological metamorphism recrystallization recrystallized feldspar hudson valley york state calcic calcium rich mineralization petrology mineralogy fall scale item biology outcrop close coloration hue fedlspathic feldspar group iridescent effect shield shielding powerful powerful protector energy magical abilities situ natural outdoors resource mining pegmatite pegmatitic size