small angular stone with intense red, orange, and green colors on sandy background

backgroundtexture detailoriented detailtexture texturedetail stonesurface composition crystalline sandcolored background unevenness earthtones smoothness geometric formation roughness sandstone sharpness colorful gemstone gradient angular intense showing natural closeup crystal geology mineral pattern texture orange colors layers shapes detail polish smooth unique small stone green sandy earth geode macro rough sharp dark rock sand red