Unique Natural Crystals – Each piece features a raw, natural form with variations in shape, size, and color. Images shown are for reference only to illustrate the overall quality and characteristics. Stone Size – Approximately 5 to 15 mm | Origin – Ethically mined from Ethiopia. Ideal for Jewelry Making – Perfect for crafting custom earrings, pendants, rings, and other unique jewelry designs. Loose Opal Stones – Versatile raw opals suitable for handmade projects, gemstone collections, or adding natural elements to creative work. October Birthstone – Ethiopian Opal is the traditional birthstone for October, making it a thoughtful and meaningful gift option.