Originally Posted by
struth
looks like obsidian cuttings(waste product) and probably is, with some cheap quartz on top. a bit of copper to stop it all moving about too much. a cheap as chips pine box. only one connector too so yo will need several.
Some say the black stuff is magnetite.
Current Lash Up:
TEAC VRDS 701T > Sony TAE1000ESD > Krell KSA50S > JM Labs Focal Electra 926.