Like a trueRPG,Starfieldencourages players to find andgather resourcesat every opportunity. These resources can then be used to craft and build everything fromoutpoststoweapon modstospacesuit upgrades.

Related:Starfield: Where To Get Argon (Ar)

Tantalum (Ta) is arare tier 2 resourcethat is most commonly used to craft a host of weapon mods to increase the effectiveness of guns. Players can find this mineral by either mining it directly from a planet or moon’s surface or buying it from select vendors.

Updated by Hamza Haq on July 19, 2025:We’ve added new links to the article to bring it up to date with the latest in Starfield:

tantalum (ta) deposit on tirna 1 in starfield

Which Planets Have Tantalum

Considering it is only a tier 2 resource, Tantalum is on the rarer end of the spectrum, with only56 planets and moonscontaining this element on their surface. Below are some of the places with the highest concentration of this element.

The Alpha Tirna system is the best place to go to find Tantalum,but it might be easier to visit Tau Ceti for this resource in the early game.

tantalum resource on a planet’s surface in starfield

How To Mine Tantalum

Once you’re at a planet or moon with Tantalum deposits, scan it for resources. This will reveal places on the surface with the highest density of Tantalum, usually colored red. Pick any spot and click on it to create a custom landing spot and land there. Now, you have two options:

Where To Buy Tantalum

Tantalum can be bought from the following vendors:

Vendor inventories are not always the same, and their stock fluctuates every day. If you’re having trouble finding Tantalum at a vendor,tryrefreshing their stockby waiting for a full in-game day. Waiting 24 hours anywhere on the map resets their inventory, but you might need to do this a couple of times to find something specific.

Next:Starfield: Where To Get Mercury (Hg)

The Starfield character is going to Jemison Mercantile to purchase some material.