The Crater is home to many other rocks and minerals, including jasper, sandstone, conglomerate, agate, quartz, amethyst, calcite, barite, mica, and (of course) diamonds, but the most prominent ...

Lake Tahoe served as both a classroom and a time machine for Western Nevada College geology students recently, as Dr. Winnie ...

Dumping literal tons of hot volcanic material down a lab flume may finally have revealed how searing mixtures of hot gas and rock travel so far from volcanic eruptions. These pyroclastic flows can ...

Discover Wyoming’s Killpecker Sand Dunes near Rock Springs — a vast desert oasis with golden dunes, volcanic towers, and landscapes that feel otherworldly.

One of the largest canyons in our Solar System carved its way through several layers of ancient volcanic eruption debris, a recent study reports. Valles Marineris is a titanic network of deep cracks ...

The Pilbara region of Western Australia offers stunningly strange vistas of volcanic rock and granite domes that feel reminiscent of an ancient world — and for a good reason. These arid mineral-rich ...

The notoriously large carbon footprint of cement production is a prime target for researchers looking to chip away at the problem of climate change, and we've seen how this could involve all kinds of ...

Buried deep in Greenland's ice sheet lies a puzzling chemical signature that has sparked intense scientific debate.

On the islands of Lanzarote, grapevines thrive in the fertile soil created by black volcanic ash. To protect the vines from ...

A powerful volcanic eruption has rocked New Zealand’s White Island, a small uninhabited volcanic islet sticking up out of the sea in the Bay of Plenty, 50 kilometres offshore of the country’s North ...