When linkurl:Johan Olsen;http://research.ku.dk/outreach/research_stories/rock/ walks through the Copenhagen University cafeteria, undergraduates' eyes light up in ...

Now, they’ve revolutionized the world of crystals, offering educational tours ... act of kindness can lead to monumental success—one rock at a time. For more information on Because I Rock ...

Opinions expressed by Forbes Contributors are their own. David Bressan is a geologist who covers curiosities about Earth. “We were thrilled!” said Dr. David Grant, a researcher at the ...

Quartz is probably the most common and easy to find crystal in West Virginia ... of sandstone overhands and cliffs near ...

This reliquary holds a bone fragment purportedly belonging to Saint Sebastian, within a central rock-crystal vessel. Reliquaries—containers constructed to hold relics, typically the bones of saints or ...