Glass shards are a common resource exclusive to the Glass Desert, obtained with a drill.
The glass shards found in the desert are small fragment of monolothic structures that cover its dunes and cliffs. These structures are believed to be the cause of a dangerous solar anomalies that scorch the landscape, so using a drill to collect these shards is a much safer means of collecting samples of the glass.
Treasure Pods that contain Glass Shard
There are currently no Treasure Pods containing Glass Shard.
Crates that contain Glass Shard
Only crates dropped by Gordo Slimes caught on a Gordo Snare, or from those dropped by the Dervish, Tangle and Mosaic Gordos found in the wild, can contain Glass Shard. The chance you get Glass Shard from these crates is the same as its rarity.
Recipes that use Glass Shards
Advanced Gordo Snare
Berry Slime Lamp