Geologists have discovered remnants of Earth’s mantle that have persisted for over 2.5 billion years. The ancient rocks were ...

is supplied from igneous rock from Russia, South Africa, Brazil, and Finland. These igneous phosphate deposits are mostly from the Khibiny Alkalic Igneous Complex (Notholt, 1979) and the Kovdor ...

IN the middle of the last century much interest was shown in the problem of the genesis of igneous rocks, and especially in the manner of origin of diverse rock-types from a common stock or from a ...

THE WEEK’S MOST POPULAR SONGS RANKED BY ROCK AND ALTERNATIVE RADIO AIRPLAY AUDIENCE IMPRESSIONS, AS MEAURED BY MEDIABASE AND PROVIDED BY LUMINATE. STATIONS ARE ELECTRONICALLY MONITORED 24 HOURS ...

The data displayed for this chart goes back to 1994, however we hope to be able to offer deeper historic information at a future point ...

It shows a curious fracture surface due to a heavy gelignite detonation in finely crystalline “trap” rock. So far as I can remember I had seen other examples of this phenomenon, but ...

The Rock has a lot cooking. In addition to Moana 2, Johnson is also producing a live-action update of the animated film about a young Polynesian woman seeking to absolve her island of a terrible ...

hot hard rock songs the week’s most popular current hard rock songs across all genres, ranked by streaming activity data by online music sources tracked by luminate, radio airplay audience ...

Researchers from the University of Tokyo and elsewhere have found pockets of living microbes in mineral-filled veins within 2-billion-year-old rock from the Bushveld Igneous Complex, South Africa. “We ...

Glam rock (or “glitter rock,” as it was better known in the US) added a rare splash of color and sparked a very different kind of cultural evolution. In part a reaction to that turgid ...