Reference pack by atenitsky
http://www.fotoref.com/products/gray-mud-pinnacles?variant=1901564067864
10 3d samples of the location surfaces.
They are in a range of 50-600k triangles per .obj Each goes with an 8192x8192 .tif texture.
These are not production/game ready. Essentially, it is raw photogrammetry to build your work upon.