Beautiful oxidized silver earrings. Large, 1 inch tall, Mauve color Corundums surrounded all the way with sparkly White Crystals. Corundum is a crystalline, rock-forming mineral, which is so hard, it can scratch any other mineral. Red Corundums called Ruby. Blue and all other color Corundums are Sapphires. The name "corundum" is derived from Kuruvinda. Kuruvinda means Ruby in Sanskrit.