Spiny Oyster Turquoise Gemstone 925 Sterling Silver Handmade Pendant 2.0" and Black Leather Cord Necklace 18-20" This necklace features a distinct rectangular pendant crafted from Spiny Oyster Turquoise, a captivating composite gemstone prized for its vibrant and varied colors. It is formed by combining sections of spiny oyster shell with turquoise and stabilized with a resin and copper matrix. The pendant showcases a striking mosaic of colors, notably including shades of blue, green, gold/copper tones, and hints of purple from the spiny oyster, creating a unique and eye-catching pattern. This colorful stone is securely set within a polished metal bezel of sterling silver and suspended from a simple black cord, allowing the beauty of the Spiny Oyster Turquoise to be the focal point of the piece. The combination of natural elements from both land and sea within this stone makes this pendant a one-of-a-kind representation of natural artistry.