
Labradorite
Labradorite is a feldspar mineral that may be clear, white, gray, blue, green, yellow or brown and occurs in lath to blocky shaped grains in mafic igneous rocks, including gabbro, basalt and anorthosites. It can also be found in some sediments as a detrital component and in metamorphic amphibolites. Deposits exist in Canada, Norway, and […]