Science ❯ Earth Sciences

Mineralogy

Rare Earth Elements Diamonds Lunar Geology Hematite Mineral Resources Biotite Rock Formations Magnesium Oxide Clay Minerals Calcite Perovskite Zircon Studies Minerals Iron Crystals Zircon Dating Grain Size Mineral Exploration Uranium Sedimentary Rocks Glass Formation Iron Oxides Perovskite Minerals Mineral Composition Mineral Deposits Zircon Formation Hydrous Magnesium Silicates Zircon Crystals Plagioclase Crystals Post-Perovskite Radiometric Dating Iron Oxide Volcanic Rocks Sulfur Compounds Lithium Deposits Hydrothermal Deposits

Lab Experiments Recreate Mercury Magma to Show Sulfur Lowers Crystallization Temperatures

The results point to sulfur‑driven magmatism in an oxygen‑poor state on Mercury.

New Experiments Suggest Earth’s Core Holds Nine to 45 Oceans’ Worth of Hydrogen

Diamonds Reveal Nickel-Rich Metal Alloys Deep in Mantle, Confirming Long-Predicted Redox State

Reanalysis of GRACE Data Points to 2007 Deep-Mantle Shift Near Earth’s Core