# Material cache (imperial steel)

Material cache (imperial steel) is an Archaeology material cache that can be found at the Kharid-et - Barracks excavation site and the Empty Throne Room north excavation site.

Once the cache is depleted, it takes 60 seconds for it to respawn.

## Locations

Excavation site Members Amount Requirements
Empty Throne Room north excavation site Yes 4 None
Kharid-et - Barracks excavation site No 2 Breaking the Seal

## Loot

1. ^ Only for successful excavations.
2. ^ Only at the Kharid-et Dig Site.
3. ^ a b c Only at the Kharid-et Dig Site while the pylon is 100% charged. 1/1,000,000 for any piece.
4. ^ Only at the Kharid-et Dig Site and while the pylon is not 100% charged.
5. ^ a b c d Tetracompass pieces are always dropped in order: tetracompass piece (left), tetracompass piece (right), tetracompass piece (dial), tetracompass piece (needle).
6. ^ a b c d Rates from excavation are on success (when you gather a material). As such, excavating with a material manual active will increase the rate by 10%. Luck rings increase drop chance.
7. ^ ${\displaystyle {\frac {L+E}{250{,}000}}}$ drop rate, where ${\displaystyle L}$ is the player's Archaeology level and ${\displaystyle E}$ is the level of the excavation spot.

## Update history

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