Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
From Mandarino et al: Creamy-pink anhedral grains, 3 to 10 mm in diameter. The main associated minerals are apatite, quartz, pyrite, and sphalerite. First locality in Canada for triplite.
East Kemptville Tin-Indium Project, East Kemptville, Argyle, Yarmouth Co., Nova Scotia, Canada