seismogram

Magnitude of Great Lisbon Earthquake may have been lower than previous...

Gachala Emerald.

Gachalá Emerald : One of the most valuable and famous emeralds...

Coyamito Agate Pseudomorph aka pretty rock.

Types of Agate : What are the different types of agate?

Exceptional and very rare Oregon opals with precious color play.

Opals in Oregon : Where to Find Opals in Oregon?

Pinfire Pattern Cantera Opal.

Cantera Opal : What is Cantera Opal ? How Cantera Opal...

Rainbow Obsidian

Obsidian : How to Identify Obsidian?

Canyonlands National Park, USA

Top Ten Spectacular Geological Sites in the USA

Structure layers of the earth.

Scientists Find Iron ‘Snow’ in Earth’s Core

Whakaari/White Island, New Zealand. On December 9, 2019, several Australians were among the dozens of tourists who were killed, injured, or went missing when the volcano erupted. Credit: Rfleming/public domain.

Survey reveals low awareness of volcanic hazards in Australia

Artist’s depiction of an ornithopod dinosaur tending its nest.

Baby dinosaurs found in Australia

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