Caldwell said opal mining is done breaking rocks with hand ... I got it on the machine and it started taking a lot of the rock matrix away and it really started exposing the color.

Witness 7 glitches in the matrix that made people question life.

Argentina’s National Atomic Energy Commission (CNEA) has celebrated 75 years of nuclear innovation, highlighting the RA-10 ...

Opal and tourmaline are October Birthstones and have a completely unique position in jewelry collections, records, and ...

The Mexican boulder opals they had on display were such an example. These specimens are cut to include both opal and rhyolite matrix, which some jewelry designers like to use in their pieces.

Caldwell said opal mining is done breaking rocks with hand tools ... I really didn’t know the color in it until I got it on the machine and it started taking a lot of the rock matrix away and it ...

DALLAS — Opal Lee, known as the "Grandmother of Juneteenth," will not be walking in her annual Walk for Freedom event in Fort Worth. Dione Sims, Lee's granddaughter, confirmed Thursday that Lee ...

Opal Dean Meharg Sharp, 94, of Cabot. To everything there is a season, and a time for every purpose under heaven. A time to be born and a time to die. It is with great sadness that the family of ...

Opal Suchata Chuangsri was crowned Miss World 2025, making history as the first representative from Thailand to take home the blue crown. Here are five facts about the Thai beauty queen. 1. She ...

Opal Lee walked from Texas to D.C. to bring attention to Juneteenth. Opal Lee has been described as the "grandmother of the movement" to make Juneteenth a federal holiday. In 2016, at 89 years old ...