Emissions material that is glittery? Is it possible to create a glittery material that is emissions-only, that has "shadowy" areas and depth?

Thank you!

Edit:

Here are some images:









The material might be a mix of these, or just one of these.  I would be happy to just have a starting point, for a glittery emissions material!
Based on the same technique as in your glossy question, here is what i think would work:



Additionally you would maybe need a tilable image texture to make this work better than vornoi.
The glow like in the reference picture is post processed in with nodes.