Opal hues can range across the spectrum. An opal might display a single color, two or three colors, or all the colors of the rainbow. Opal displays background color in addition to play-of-color.

In north-west New South Wales, the opal mining town of Lighting Ridge sits ... For thousands of years, stories have linked opal with the rainbow serpent, a key part of the Euahlayi creation ...

Copyright 2024 The Associated Press. All Rights Reserved. FILE - In this photo provided by the Center for Biological Diversity, Tiehm’s buckwheat grows in the high ...

Jorge Tamayo Carrillo (Opalos & Artesanias Mexicanas, Magdalena, Mexico) outlined current production of fire opal at his family’s mine, located 10 km south of Magdalena in Jalisco, Mexico. Tamayo said ...

An Australian mining company’s lithium-boron mine in Nevada passed all environmental hurdles on Thursday, and an environmental group immediately notified the federal government that it plans to sue.

Copyright 2024 The Associated Press. All Rights Reserved. FILE - Tiehm’s buckwheat grows in a greenhouse in Gardnerville, Nevada, Tuesday, May 21, 2024. The ...

An auto manufacturer has pledged $625 million in cash and credit toward the construction of a lithium mine in Nevada’s Humboldt County, marking an important financial boost to the project that ...

(CN) —Environmental advocacy groups sued the U.S. Bureau of Land Management on Thursday, claiming that the bureau's approval of a lithium mine in Nevada will drive the endangered Tiehm’s buckwheat ...

The mine's permit anticipates up to one-fifth of the nearly 1.5 square miles (3.6 square kilometers) the agency designated as critical habitat surrounding the plants — home to various ...

The rare and endangered Tiehm's buckwheat grows in southern Nevada's Silver Peak Range. (Patrick Donnelly/Center for Biological Diversity) (CN) —Environmental advocacy groups sued the U.S. Bureau of ...

A rendering of a processing facility planned at Ioneer Ltd's lithium mine, scheduled to begin construction next year, is displayed by the U.S. Bureau of Land Management during a news conference in ...