Or a Diamond Ore will drop a Diamond Ore block instead of a Diamond. For example, a Stone block will drop a Stone block instead of a Cobblestone one.
If you break a block with a Silk Touch enchanted tool, the block will drop exactly itself instead of what it what would usually drop.
Note that these method will work for other enchantments as well, like Aqua Affinity, Protection and many more. So if you want to obtain this unique enchantment on one of your tools, keep on reading and let’s find out how to get Silk Touch in Minecraft. It also comes in handy when you want to obtain a large amount of blocks that would require other slower and tedious processes (like Stone blocks, that require smelting). It allows you to obtain blocks that you couldn’t get otherwise, like metal ores for example. Silk Touch is a very interesting Minecraft enchantment.