It is not recommended that you wash away the boundary. Now WLK has been in operation for some time, and the ore price is basically ups and downs. If you practice jewelry, buy some emeralds quickly. It's not expensive now! And the jewelry practice point behind must be colored stones made by enchantment, so that your jewelry can rise rapidly!

However, it seems that the money earned by enchantment is not as stable as mining, so it's up to you!