Emerald is normal. Ghast tear is "Crystallized Soul". Magma cream is normal. "Crystallized Soul" is a mob drop.

To give your iron/diamond tools unbreaking enchantment, you can combine them with a normal diamond. The enchantment is Unbreaking II.

NOTE: Your weapon/tool must be at full health and you can only give one enchantment to it.

This recipe is used to give your iron/diamond tools(excluding iron and diamond hoe) efficiency and iron sword sharpness.

NOTE:

• This recipe uses "Soul Crystal"
• Your weapon needs to be at full health
• Only one enchantment can be added to it. If you've already added unbreaking, this one will not work. (Efficiency/sharpness I)