Quartz Duplicator

Quartz Duplicators duplicate items placed into it.
==Crafting==
*Q - Nether Quartz
*R - Redstone
*L - Lapis
*G - Gold
Q  Q  Q	
L  R  G	
Q  Q  Q	
==Usage==
There is a single slot on the left, where you place the item or items you want to copy. On the right, it shows you how the result of the duplication. Don't jump to conclusions to the comments that this is overpowered, because this costs EXP.  The chart below will show the price of EXP.
EXP spent by Duplicating 	
0-5                           15 EXP 	
6-10                          20 EXP	
11-30                          35 EXP	
35-40                          50 EXP
41-50                           70 EXP	
57-64                          350 EXP
64+                              1500 EXP	
Category:Blocks
Category:Redstone