Check what nifs use a texture: Clutter/Key

textures\clutter\key\Key.dds

• meshes\clutter\key\key.nif
• meshes\clutter\key\key02.nif

textures\clutter\key\LockPick.dds

• meshes\clutter\key\lockpick.nif

textures\clutter\key\PalePassKey.dds

• meshes\clutter\key\key03.nif

textures\clutter\key\SkeletonKey.dds

• meshes\clutter\key\skeletonkey.nif