Science ❯ Earth Science ❯ Geology

Mineralogy

Diamond Formation Planetary Geology Mineral Grains Metal Deposits Grain Size Clinopyroxene Zircon Crystals Ferropericlase and Bridgmanite Ice Phases

8 ARTICLES

2mo ago

Sahara Meteorite Points to Moon‑Size Lost Protoplanet

A peer‑reviewed mineral pressure analysis finds the angrite NWA 12774 crystallized at roughly 17.5 kilobars, implying a parent body far larger than an asteroid.

4 ARTICLES

9mo ago

New Model Traces Earth’s Deep-Mantle 'Blobs' to Early Core Leakage

5 ARTICLES

9mo ago

Microsecond X-Rays Reveal Ice XXI, a New High-Pressure Form of Ice

5 ARTICLES

10mo ago

Ferric Hydroxysulfate Identified on Mars, Hinting at Amazonian Geothermal and Volcanic Activity

4 ARTICLES

last yr.

Earth’s Oldest Intact Rocks Confirmed at 4.16 Billion Years in Quebec