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 odds vary:
- Mines: A 0.05% chance of dropping from monsters after reaching the bottom.
- Fish Ponds: A 0.09% chance from a Chum Bucket in a pond with at least 9 Rainbow Trout.
- Skull Cavern: 0.1% chance from Serpents and Mummies (pre-Combat Level 10) or 0.1% from Wilderness and Iridium Golems (post-Combat Level 10). Also, a 3.5% chance from Iridium Nodes, a 3.8% chance from Treasure Chests, and a 25% chance from Mystic Nodes.
- Geodes & Boxes: 0.4% chance from Omni Geodes and Mystery Boxes.
0.79% chance from Golden Mystery Boxes. 
- Volcano Dungeon: A guaranteed Prismatic Shard in a chest upon first completion. Also, a 3.5% chance from Iridium Nodes.
- Quarry: A 3.5% chance from Iridium Nodes and a 25% chance from Mystic Nodes.
- Meteorites: 25% chance of dropping from a meteorite landing on your farm.
- Desert Festival: Emily may sell one for 500 Calico Eggs.
- Statue of True Perfection: Produces one per day after achieving 100% perfection.
Prismatic Shard Uses:
- Museum Donation: Required for the "Complete Collection" achievement.
- Selling: Yields 2000g each.
- Crafting: Part of the Missing Bundle (JojaMart), and the Wedding Ring (Multiplayer).
- Gifting: A "Loved" gift for most villagers (except Haley).
- Galaxy Sword: Transforms into the Galaxy Sword when used at the three obelisks in the Calico Desert.
- Weapon Enchantment: Used in the Volcano Forge on Ginger Island.
- Trading: Can be traded for Magic Rock Candy (Calico Desert trader) or used in a sinister trade at the Witch's Hut.
- Quests: Required for Mr. Qi's Four Precious Stones quest.
This guide provides comprehensive information on acquiring and utilizing Prismatic Shards in Stardew Valley. Remember that obtaining them often requires patience and exploration.
