The following was taken from a post at the Druid's Grove. These gems are used in various armor quests given in Thurgadin. Original posting (link removed - invalid). I do not take credit for the creation of this.
DRU | CLR | SHM | ENC | MAG | NEC | WIZ | BRD | PAL | RNG | SK | MNK | ROG | WAR | |
Crushed Onyx Sapphire | Head | Head | Head | Wrist | Wrist | Wrist | Wrist | |||||||
Black Marble | Chest | Chest | Chest | |||||||||||
Jaundice Gem | Arms | Arms | Arms | |||||||||||
Crushed Opal | Wrist | Wrist | Wrist | |||||||||||
Crushed Lava Ruby | Hands | Hands | Hands | |||||||||||
Chipped Onyx Sapphire | Legs | Legs | Legs | |||||||||||
Crushed Flame Emerald | Feet | Feet | Feet | Wrist | Wrist | Wrist | Wrist | Wrist | Wrist | Wrist | ||||
Crushed Coral | Head | Head | Head | Head | Head | Head | Head | |||||||
Flawless Diamond | Chest | Chest | Chest | Chest | Chest | Chest | Chest | |||||||
Flawed Emerald | Arms | Arms | Arms | Arms | Arms | Arms | Arms | |||||||
Crushed Topaz | Hands | Hands | Hands | Hands | Hands | Hands | Hands | Hands | Hands | Hands | Hands | |||
Flawed Sea Sapphire | Legs | Legs | Legs | Legs | Legs | Legs | Legs | |||||||
Crushed Black Marble | Feet | Feet | Feet | Feet | Feet | Feet | Feet | |||||||
Crushed Flame Opal | Head | Head | Head | Head | ||||||||||
Pristine emerald | Chest | Chest | Chest | Chest | ||||||||||
Flawed Topaz | Arms | Arms | Arms | Arms | ||||||||||
Nephrite | Legs | Legs | Legs | Legs | ||||||||||
Crushed Jaundice | Feet | Feet | Feet | Feet |