but is actually composed of goethite

Name:  Microcline

One of the fun facts is that the NWA 267 was also the first meteorite ever minted onto a real legal tender coin

Name:  Calcite

Carletonite on Matrix | 88.8 grams | Mont-Saint-Hilaire, Québec, Canada | SO24 Molybdenite but is actually composed ofCarletonite is a rare and visually delicate mineral best known for its soft blue color, though it may also appear in pink, white, or colorless forms. It crystallizes in the tetragonal system and has a Mohs hardness of 4 to 4. 5, which makes it too soft for most jewelry applications but highly prized by collectors. It displays a vitreous luster and is usually transparent to translucent. Carletonite was first discovered in the Mont Saint Hilaire