3D Model: Photorealistic Crystal Shard; A Single Irregular Polyhedron, Long Axis Slightly Tilting To The Upper Right, Sharp Tip. Overall Proportions (L:W:T) ≈ 1.8:1:0.8; Cross-section Like A Triangular Wedge. 10–14 Crisp Facets With Hard Edges And Tiny Bevels. Semi-transparent Ice-blue To Cyan-blue Body With Subtle Violet Refractive Highlights Along The Edges. Slight Internal Haze With Star-like Micro Inclusions And A Few Stretched, Filament-like Strands Aligned With The Long Axis. Smooth Surface With Low Roughness; Edges And Tips Slightly Rougher. Three Smaller Shards Of The Same Style Float Nearby Without Touching The Main Piece. No Self-emission; Preserve Alpha (transparent Background); Purely Physical PBR Look.