You can only get light blocks via the /give command so, er, don't expect to go mining for light. (If you need more details on Minecraft console commands, you can follow that link.) ...

Minecraft Java Edition players can use the new snapshot update to get a brand new block type that gives even more control to creators.

In Minecraft, there are hundreds of items blocks and items to obtain in the survival mode. Players can find even more of them easily by switching to creative mode.