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Geochemistry, Mineralogy, Petrology & Volcanology
(990 entries)
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A mini-experiment by a mini-scientist
by Antonio Jordán
Siltstone & Kaolinite Outcrop
by Metwally Hamza
Folded muscovite layers in XPL view from the Norra Kärr complex, Sweden.
by Sophie Graul
Rotating XPL image of sillimanite aggregates
by Sophie Graul
Sunset over the Sierra Nevada Mountains
by Jakob Rieger
Life at the Edge of Danger
by Alejandro Dussaillant
Interrogating a Catastrophic Mass Flow
by Alejandro Dussaillant
A stunning mylonitic peridotite xenolith from Udachnaya kimberlite
by Bernardo Cesare
Garnet schist from the eastern Italian Alps
by Bernardo Cesare
The Snake in the Dinosaur Bone
by Bernardo Cesare
Altered collapse at Poás volcano (Costa Rica)
by Michael Heap
Whispy clouds above Antuco volcano (Chile)
by Michael Heap
Sunrise on the Bromo and Semeru
by Anna van den Broek
Fossilized Coral Reefs, Al-Naizak Crater Lake, Marsa Alam City, Red Sea, Egypt
by Metwally Hamza
Tatun Volcano Group, Northern Taiwan
by ThiLan Chi Nguyen
Calcite Crystals Occurred in the Pb/Zn Ores Depositional Environment as a result of the Hydrothermal Activity
by Metwally Hamza
Needles-like Calcite Crystals with Pb/Zn Ores Occurrence
by Metwally Hamza
Needles-like Calcite Crystals within Limegrits in a region of Pb/Zn Ores Occurrence
by Metwally Hamza
Volcanoes and glaciers
by Rodrigo Balaguer-Romano
The Great Cone, Vesuvius.
by Vishnu Kaiprath Nambiar
Gypsum Mineral Sample
by Ahmed Mohy
Outcrop of Calcite/Gypsum Full-growth Crystals
by Metwally Hamza
Outcrop of Desert Varnish
by Metwally Hamza
DESERT BOULDERS (due to weathering processes in the region)
by Metwally Hamza
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