a detailed shot of euchlorine stone resting on luxurious black velvet fabric under soft lighting

euchlorine stone mineral green crystal geology gem velvet black low key photorealistic detail texture shine elegance luxurious lighting nature beauty rock gemstones vibrant color composition handcrafted natural unique glimmering lustrous display tranquility simplicity macro surface environment fine art aesthetics vivid polished illumination shadows depth minerals rarity collection decorative ai generated