Isometrica

Isometrica Isometrica is a company devoted to providing high end mineral specimens with a focus on the unusual and complex aesthetics.

THIS ONE IS SO GOOD.. DON'T SLEEP!
04/15/2025

THIS ONE IS SO GOOD.. DON'T SLEEP!

This brilliantly iridescent rainbow garnet cluster from Arlit, Niger is one of the finest small-format specimens in our inventory. Measuring 15.3mm x 11.75mm...

1.49 CT AAA demantoid garnet from the Urals on our new website!
04/10/2025

1.49 CT AAA demantoid garnet from the Urals on our new website!

This 1.49 ct round brilliant demantoid garnet is a truly exceptional stone from the Ural Mountains of Russia—the original and most iconic source of this rare garnet variety. With a richly saturated, electric green hue, it represents the top color spectrum for Uralian demantoid—intense, vibrant, ...

12/04/2022

Amazing Magano-Tantalite V-Twin from Rio Grande do Norte, Brasil.

12/04/2022

Fulgurite, a glass concretion formed when lightning ⚡️ hits mud and fuses the sand into hollow tubes like this one. From Morocco. available $150
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Santa Cruz, CA
95060–95067

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