Given a scientific passage and an answer, generate a question for the given answer.

Input: Consider Input: Passage: The way a mineral cleaves or fractures depends on the crystal structure of the mineral. Answer: the crystal structure

Output: The way a mineral cleaves or fractures depends on what part of the mineral?

Input: Consider Input: Passage: Immune system organs include bone marrow, the thymus gland, the spleen, and the tonsils. Each organ has a different job in the immune system. Answer: immune system

Output: Bone marrow, the thymus gland, the spleen, and the tonsils are organs in what body system?

Input: Consider Input: Passage: 5. Quartz is made of one silicon atom and two oxygen atoms. If you find a mineral and find that it is made of one silicon atom and one oxygen atom is it quartz?. Answer: quartz
Output: What mineral is made of one silicon atom and two oxygen atoms?