Adamantite Ore

Adamantite Ore is mined from Adamantite veins found in most regions of Outland.

Source

Adamantite ore is mined from both Adamantite and Rich Adamantite Deposits.

Adamantite Deposit

A mining skill of 325 or higher is required to extract ore from an Adamantite Deposit, and yields between 2 and 4 pieces of ore.

These deposits are found in:

Blade's Edge Mountains (common)
Nagrand (common)
Terokkar Forest (uncommon)
Zangarmarsh (rare)

Rich Adamantite Deposit

A mining skill of 350 or higher is required to extract ore from a Rich Adamantite Deposit, and yields between 5 and 8 pieces of ore before being exhausted.

These deposits are found in:

Nagrand (common)
Shadowmoon Valley (common)

Also found in Adamantite Deposits

[Mote of Earth] (45%)
[Eternium Ore] (7.5%)

The following gems may also be found while mining Adamantite Deposits (either type). Collectively, a gem appears about 3% of the time. The uncommon gems occur 5-10 times as often as the rare ones.