Argon 3D Fidelity Atlas v170.0 — 855 models, 11,118 checks, 511 terrains

Gemini 4 Argon released v170.0 (commit 2be58c4): 855 real-world 3D models (511 Terrain, 171 Urban, 173 Multi-View/Laser/RGB-D), 93.69M vertices, 177.48M triangles, 11,118/11,118 checks. Crosses 500+ USGS 3DEP LiDAR terrains (511), 170+ urban skylines, and 11,100+ checks. Batch highlights include Clifton Gorge Little Miami dolomite chasm (OH), Nelson-Kennedy Ledges (OH), Toledo Downtown 3D, and Dayton Downtown 3D. Standing 379 held.

Viewer: argon-3d-fidelity-atlas. Path v171+.