Gemology | Tools, Gemstones & Education

Ruby vs Pink Sapphire: Understanding the Key Di...
Cody Manes
Rubies and sapphires share a unique relationship in the world of gemology. They are both varieties of corundum (Al₂O₃), yet their classification depends entirely on color.
Ruby vs Pink Sapphire: Understanding the Key Di...
Cody Manes
Rubies and sapphires share a unique relationship in the world of gemology. They are both varieties of corundum (Al₂O₃), yet their classification depends entirely on color.