Dragon Claws

Dragon claws are items that are commonly found in large nordic dungeons. They are required to unlock the nordic puzzle door of the dungeon they were found in.
 * Golden Claw from Bleak Falls Barrow
 * Sapphire Dragon Claw from Ivarstead
 * Coral Dragon Claw from from Birna in Winterhold
 * Ivory Dragon Claw from Folgunthur
 * Diamond Claw from Sovngarde
 * Ruby Dragon Claw from Dead Man's Respite
 * Ebony Claw from Korvanjund
 * Iron Claw from Valthume
 * Glass Claw from Forelhost
 * Emerald Dragon Claw from Reachwater Rock

Golden Claw
The golden claw is found at Bleak Falls Barrow. It is also part of the side quest The Golden Claw. Enter Bleak Falls Barrow and find Arvel the swift. He is carrying the claw. You can use the claw to open a a nordic puzzle door further on.

Iron Claw
The Iron Claw is found in the nordic dungeon of Vathume

Sapphire Claw
You can obtain the Sapphire Claw from the Inn keeper of the Vilemyr Inn, Wilhelm, in Ivarstead as a reward for bringing him the journal of the man who was haunting the Shroud Hearth Barrow.

Glass Claw
You find this claw in Forelhost, during the quest Siege on the Dragon Cult.

Ivory Claw
Reward for completing Shrine to Peryite

Coral Claw
Given to you by the Birna oddments of Winterhold for 50 gold, after she was "scammed" into buying it.

Emerald Claw
Opens Reachwater Rock.

Diamond Claw
Found at the end of the game on a Deathlord