Cobalt Crust Terana caerulea
I have seen many thousands of crust fungus colonies over many years but this is the first time I have seen this blue one. It can be a deeper shade of blue.
Olympus EM-1, (aperture priority), Olympus 4/3 50mm f2 macro, 1/50 f5.6 ISO 1600 hand-held.
Olympus EM-1 (manual mode), Olympus 4/3 50mm f2 macro, 1/60 f10 ISO 1600 or 1/200 f9 ISO 400, flash hand-held.
The stereo is crosseye.