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|Locality type:||Overseas Territory|
A British overseas territory in the South Atlantic Ocean.
It comprises three island groups: Saint Helena itself, Ascension Island and Tristan da Cunha.
The islands are of volcanic origin.
Mineral ListMineral list contains entries from the region specified including sub-localities
27 valid minerals. 1 (TL) - type locality of valid minerals.
Rock Types Recorded
Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!
Rock list contains entries from the region specified including sub-localities
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
Localities in this RegionShow map
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.