rock asset 3d model

stylized low-poly / mid-poly 3D game asset, dark graphite-blue stone, soft bevels, premium Unity URP game art, readable silhouette from a high-angle top-down camera, isolated objects, neutral dark-gray studio background, no text, no UI, no logo, no watermark, no characters unless requested Create exactly four separate medium rock assets for a stylized underground mine: a flat slab rock, a triangular rock, a rounded angular stone, and a broken wedge-shaped stone. Dark blue-gray graphite stone, simple readable low-poly / mid-poly shapes, soft bevels, subtle cracks. Show each asset separately with no overlap, no floor, no ore, no props, no text.