👉 "Ubbenite" is a mineral that is primarily found in the Earth's crust and its interior. It is composed of quartz, which is a mineral with a high percentage of silicon (Si) and oxygen (O), and feldspar. Ubbenite is known for its unique crystal structure, which has been described as having a "slab" or "bedrock-like" appearance. Ubbenite is primarily found in the Earth's crust under conditions where the rock is near the