Glowstone

Wandering Trader: Yes
Emerald Price: 4 emeralds for 1 (Cleric, Journeyman)
Villager Trading: <img src="https://www.everythingminecraft.com/images/catalog/block-brewing-stand.png" alt="Brewing Stand" style="width: 32px; height: 32px; image-rendering: pixelated;"> Cleric

block Lighting Nether

/give @p glowstone 1

What Is Glowstone in Minecraft?

Glowstone is a naturally occurring block found hanging from the ceiling of the Nether dimension. It emits the maximum light level of 15, making it one of the brightest light sources. Without Silk Touch it drops Glowstone Dust, which can be crafted back into a block.

How Does Glowstone Work?

Use Silk Touch to collect the block intact.
Without Silk Touch it drops 2-4 Glowstone Dust (Fortune increases the drops up to 4).
Emits light level 15 - the maximum possible.
Used to craft Redstone Lamps and to modify potion strength.

How to Get Glowstone

How to Collect Glowstone

Use Silk Touch to collect the block. Without Silk Touch it drops Glowstone Dust.
Found on the ceilings of the Nether dimension.
Craft a block from 4 Glowstone Dust in a 2x2 crafting grid.