For proof, look no further than a recently mined diamond that contained a mineral that had never been seen in nature — until now. The discovered mineral — called calcium silicate perovskite ...

The specimen is a silicate mineral called apophyllite-(KF), which appears in volcanic rocks. The snow angel is one of dozens of gorgeous minerals up for auction June 2, 2013. Gold Sculpture ...

Mineral Monday is a weekly video series exploring the many amazing minerals, fossils, and historic objects on display at the W.M. Keck Earth Science and Mineral Engineering Museum as told by museum ...

In Pictures: Highlights Of Marc Weill's Mineral Collection Nov 20, 2006, 12:01am EST Jul 13, ... While calcite is a very common mineral, this extraordinary specimen is a "twin" crystal of calcite.

This story centers on a rare mineral encased in a diamond, a substance that could never survive on the planet's surface without its protective casing. A Diamond with Hidden Secrets.

A diamond forged deep within Earth's interior held an unexpected discovery locked inside: a mineral never before seen in nature and one that cannot normally exist on the planet's surface.

This diamond holds a never-before-seen mineral that can’t exist on Earth’s surface The gem acted like a capsule, returning a sample from the planet's mantle. By Hannah Seo ...

A mineral theorized to exist in the mantle was found hiding in a diamond. Dubbed davemaoite, it could explain where some of Earth’s heat comes from.

The mineral, davemaoite, was found inside a diamond from an African mine. It was last dug up decades ago in Botswana at the Orapa mine, the world’s largest opencast diamond mine.

The Cullinan mine, located on a diamond-bearing kimberlite pipe in the Gauteng Province of South Africa, is the world’s richest source of rare blue diamonds and has produced more than a quarter ...

This diamond holds tiny black specks of davemaoite, a mineral formed at high temperature and pressure in the deep Earth. Credit: Aaron Celestian, Natural History Museum of Los Angeles County ...

New York has an official gem, fish, shell and muffin (the apple). Why not a mineral?