Corundum, Hexagonal

• C219744-5
• C406605-5
• C1400206-3
• C403997-3
• C404045-2
• C204154-4
• C204361-5
• C204401-3
• C206173-1
• C206186-3
• C207150-2
• C207314-4
• C209002-2
• C209129-4
• C209237-3
• C209318-1
• C209324-4
• C211193-5
• C213236-2
• C215118-4
• C216123-4
• C217116-3
• C217126-5
• C219068-5
• C219168-3
• C219210-2
• C219211-2