Tutolo led a new study of rock samples collected by the Curiosity rover that might have answered this question. The mystery ...

On a windswept plain 140 million miles from Earth, a dark speck moves across the ochre sands of Mars. For more than a decade, ...

Extensive Skarn & Porphyry Mineralisation Identified, Project Footprint Doubled by Staking LONDON, UK / ACCESS Newswire / ...

(B) example of outcropping banded garnet (red) and pyroxene (green ... found associated with calcite veins at and near the contact between the skarn with unmineralised hornfels.

As fires increasingly affect crags around the world, we explore how best to approach climbing areas burnt by wildfire.

A recent study on the cave paintings of the Altamira Cave in Santillana del Mar, Cantabria (Spain) has concluded that some of ...

In striking contrast to the calcite walls, two black bulls stand opposingly, with a frieze of small stags and a brown horse between them. On the left of the panel is a large bull with red details ...

Calcite veins concurrent with As- and Sb-sulfide mineralization ... This interpretation matches the Cretaceous Sporo-pollen fossil assemblages found in the Shewushan gold deposit in red laterite, ...