1
Rutile
Group of intact and sharp, lustrous, black crystals in parallel formation; chemical analysis shows zonation with a majority of tantaliferous rutile and a niobian rutile core (based on an average of 12 sampling points from the same mine, the composition was as follows: 22% Ta2O5, 20% Nb2O5, 35% TiO2).
Product details
Species
Locality
Mina Golconda, Governador Valadares, Vale do Doce, Minas Gerais,
Added on11/10/2024
Comments
Known provenance
Species and Locality Wiki Pages
Collectors of Rutile
Rutile Sales Data
From
To
From
To
Loading sales data...
All Sales
Loading specimens...