Shadow Axe of Enchanting

Can I please get a price check on this:

Shadow Axe of Enchanting
Dmg: 6-28 (Req. 9 Axe Mastery)
Inscription: "I have the Power!"
+5 Energy
Enchantments +20%

Thank you

PS: I failed to notice if the damage type was slashing or piercing; does it make a difference?

3-5k area. Consider salvaging the mods and selling seperately also.