A hyper-realistic, cinematic rendition of a Velvet Chrysocolla gemstone, showcasing its deep blue-green hues with subtle variations in color intensity. The gem is cut into a smooth, oval cabochon shape, emphasizing its polished, glossy surface that reflects light with a soft, velvety sheen. The base is set in a tarnished silver filigree, intricately designed with organic, vine-like patterns that wrap around the stone, adding a touch of ornate elegance while maintaining a slightly weathered appearance to fit the survival horror aesthetic.