No Oil Emerald: A Rare and Natural Elegance Emeralds: Distinctive Hardness and Character Emeralds gemstone, which boast a Mohs hardness scale rating of 7.5 to 8, celebrate a distinctive blend of durability and natural beauty. These precious gemstones feature inherent inclusions and fissures that characterize them. Sourcing a fine-quality, untreated emerald is a pursuit reserved […]
