Indurite

Indurite is a material.

Alar, a leader of the Skorr, had his thought patterns preserved in an indurite sculpture called the "Soul of the Skorr". 

In 2373, Rom suggested to Quark that Grilka may have had possessions made of indurite. (SS DS9 (...Loved I Not Honor More)) In 2381, the USS Titan discovered an asteroid on course for Droplet that was partly comprised of indurite.