Air plants seem almost otherworldly the way they can grow, well, just in air. Yep, no soil at all required. Water once a week and give them bright but indirect light and they will thrive. Easy care instructions included with every order. Selenite Bowls from Morocco. Selenite means literally stone of the moon. The these selenite crystals are mined at the rim of the Sahara desert and then shaped into spheres. Selenite is one of the most beautiful varieties of the mineral Gypsum and is also known as Satin Spar, Desert Rose and Gypsum Flower. Selenite is a crystallized form of Gypsum, which is used for good luck and protection.