Crystal pickaxe (originally) gives a higher chance of obtaining corruption.. Seems there's no mention of that anymore, so not sure if they're keeping that effect or not.
Finally...
Original message details are unavailable.
* Disassemble an imcando pickaxe and give you back its component parts: Imcando pickaxe fragment 1-4, gilded dragon pickaxe.
Stupid dead content imcando pickaxe... I could use the 13m I spent on it!