Very rare Z-Stone (Limonite after Marcasite) from Sahara Dessert, Egypt - 1.1" - 21.4 Grams

This is a very rare perfect Z-Stone (Limonite after Marcasite) from Sahara dessert. It has absolutely no damage, and is a fantastic shaped stone!
Location: Sahara dessert, Egypt
Size: 2.8 x 2.5 x 2.5 Centimeter
Weight: 21.4 Grams