AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Tanzania > Nyerereite and Gregoryite

Search
 

Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Nyerereite and Gregoryite from Oldoinyo Lengai volcano, Maasai Steppe, East Africa Rift Valley, Tanzania (Type Locality for Nyerereite and Gregoryite)

 
Nyerereite and Gregoryite from Oldoinyo Lengai volcano, Maasai Steppe, East Africa Rift Valley, Tanzania (Type Locality for Nyerereite and Gregoryite)

DESCRIPTION:No. 29684
Mineral:Nyerereite and Gregoryite
Locality:Oldoinyo Lengai volcano, Maasai Steppe, East Africa Rift Valley, Tanzania (Type Locality for Nyerereite and Gregoryite)
Description:Glass vial with volcanic lava with several small cavities lined with nyerereite and gregoryite crystals. These minerals were extracted under sealed conditions and the vial was sealed, with argon gas added, to prevent alteration.
Overall Size:18x12x10 mm
Crystals:.5 mm
Archived: For reference only

 

 

 

 

 

© AllMinerals/JohnBetts-FineMinerals All Rights Reserved

The minerals illustrated on this site are presented for reference purposes only. The owner of this site did not collect the minerals and collectors should not assume access is permitted to the property based on inclusion in this museum. Please contact the property owner to obtain legal permission before entering private property. ;