How to crystallize D-meth into this rock crystal?

[Amanchem]

How to crystallize D-meth into this rock crystal?
Or it could be larger, more beautiful, and I don't want the branch-like ones.

 

[GhostChemist]

This crystals is not d-meth
This is most likely Alpha-PVP http://bbzzzsvqcrqtki6umym6itiixfhni37ybtt7mkbjyxn2pgllzxf2qgyd.onion/en-gb/threads/alpha-pvp-synthesis-1-10kg-scale-complete-video-tutorial.12/