This guide details how to obtain and utilize Prismatic Shards in Stardew Valley, updated for version 1.6. These rare, rainbow-colored gemstones are valuable for crafting, gifting, and completing quests.

Prismatic Shard Locations:
Several locations offer a chance to find Prismatic Shards, though the probability varies:
- Mines (Bottom): 0.05% chance of dropping from monsters.
- Fish Ponds (Rainbow Trout): 0.09% chance from the chum bucket (requires at least 9 Rainbow Trout).
- Skull Cavern: 0.1% chance from Serpents, Mummies, Wilderness Golems, and Iridium Golems (Combat Level 10+).
- Omni Geode/Mystery Box: 0.4% chance of appearing inside.
- Golden Mystery Box: 0.79% chance of appearing inside.
- Iridium Nodes (Skull Cavern, Volcano Dungeon, Quarry): 3.5% chance of dropping.
- Treasure Chests (Skull Cavern): Approximately 3.8% chance.
- Mystic Nodes (Skull Cavern, Quarry, Mines - floors 100+): 25% chance of dropping.
- Meteorites: 25% chance of dropping from a meteorite impacting your farm.
- Volcano Dungeon (First Completion): One shard in a chest.
- Desert Festival (Emily's Stall): Purchase for 500 Calico Eggs (if Emily has a stall).

The most reliable method is the Statue of True Perfection, yielding one shard daily after achieving 100% perfection (see linked guide for details).

Prismatic Shard Uses:
Prismatic Shards have multiple uses:
- Museum Donation: Required for the "Complete Collection" achievement.
- Sale: Sell for 2000g each.
- Crafting: Ingredient for the Missing Bundle (Movie Theater unlock) and the Wedding Ring (multiplayer).
- Gifting: A "Loved" gift for most villagers (except Haley).
- Galaxy Sword: Combine with the three obelisks in Calico Desert to obtain this powerful weapon.
- Enchanting: Used in the Volcano Forge on Ginger Island to enhance tools and weapons.
- Trading: Exchange three for one Magic Rock Candy from the Calico Desert trader (Thursdays). Can also be used in a sinister trade at the Witch's Hut.
- Quests: Required for Mr. Qi's "Four Precious Stones" quest.

Remember that obtaining Prismatic Shards requires patience and exploration. Knowing their various locations and uses will significantly increase your chances of acquiring them.