I was just looking for emeralds and iron on the stony peaks biome, and then came across 4 emerald ores in one clump. As far as I know, it is also all in one chunk. To this point, I have only seen a single emerald ore together, but no more than one. So, how rare is this?
heres a picture: https://docs.google.com/drawings/d/1owtXzOjjynorumzfnyXFNP9Ne5AEo6NXsimztpA2uds/view
seed and coordinates: x=1148 y=186 z=-161 seed -3077428716509343051