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Earth's magnetic shield is much older than previously thought
Earth's magnetic shield is much older than previously thought

An artist’s depiction of Earth’s magnetic field deflecting high-energy protons from the sun four...

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A very rare Manganaxinite on Rhodonite
A very rare Manganaxinite on Rhodonite

Manganaxinite Formula: Ca2Mn2+Al2BSi4O15(OH) System:Triclinic Colour:Brown, golden-yellow ...

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Fish teeth and tectonic plates tell a new story about world's largest ocean current
Fish teeth and tectonic plates tell a new story about world's largest ocean current

Fossil fish teeth recovered from the ocean floor around Tasmania have shed new light on the o...

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Spectacular  Malachite, Chrysocolla
Spectacular Malachite, Chrysocolla

Chrysocolla System: Orthorhombic Colour: Green, bluish green, ... Lustre: Vitreous, Waxy, Ea...

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Origins of life: New model may explain emergence of self-replication on early Earth
Origins of life: New model may explain emergence of self-replication on early Earth

A schematic drawing of template-assisted ligation, shown in this model to give rise to autocatal...

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Gascoyne's 'trapped continent' turns up unusual gold deposit
Gascoyne's 'trapped continent' turns up unusual gold deposit

The Nalunaq Gold Mine contains hanging wall rocks (pictured) which are Paleoproterozoic amphibol...

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First measurements taken of South Africa's Iron Age magnetic field history
First measurements taken of South Africa's Iron Age magnetic field history

Magnetic field strength in the South Atlantic Anomaly is shown. Credit: Michael Osadciw/Universi...

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'Carbon sink' detected underneath world's deserts
'Carbon sink' detected underneath world's deserts

Scientists followed the journey of water through the Tarim Basin from the rivers at the edge ...

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Geology of the Pilanesberg Ring Dike complex
Geology of the Pilanesberg Ring Dike complex

While big game animals such as lions, leopards, elephants, rhinos, and water buffaloes draw m...

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Twin volcanic chains above a single hotspot with distinct roots
Twin volcanic chains above a single hotspot with distinct roots

Scientists find explanation for geochemically distinct parallel tracks of volcanoes formed b...

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Beautiful Afghanite
Beautiful Afghanite

Afghanite Formula: (Na,Ca,K)8(Al6Si6O24)(Cl2,SO4,CO3)3 · 0.5H2O System:Hexagonal Colour:wh...

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Grenada reports decreased activity at underwater volcano
Grenada reports decreased activity at underwater volcano

An underwater volcano north of Grenada is showing a decline in seismic activity, authorities on t...

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Excellent complimentary pair of sliced  Malachite and Azurite
Excellent complimentary pair of sliced Malachite and Azurite

Malachite Formula: Cu2(CO3)(OH)2 System:Monoclinic Colour:Bright green, with ... Hardness:...

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Key facts about Nepal's quake and the risk of sequels
Key facts about Nepal's quake and the risk of sequels

Three months after a massive earthquake struck Nepal, killing more than 8,800 people and destro...

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Undersea volcano called Kick 'em Jenny rumbling off Grenada
Undersea volcano called Kick 'em Jenny rumbling off Grenada

An active underwater volcano off Grenada's northern coast called Kick 'em Jenny was rumbl...

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Researchers map out trajectory of April 2015 earthquake in Nepal
Researchers map out trajectory of April 2015 earthquake in Nepal

Images showing the back-projected power and path of the Nepal earthquake. Researchers ha...

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Unique diamonds discovered in frozen lava sample from Kamchatka
Unique diamonds discovered in frozen lava sample from Kamchatka

Geologists have found a new type of diamond in the frozen lava eruption of the Tolbachik...

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A BIG, gorgeous example of bull’s-eyes Malachite
A BIG, gorgeous example of bull’s-eyes Malachite

Malachite Formula:   Cu2(CO3)(OH)2 System: Monoclinic Colour: Bright green, with ... Har...

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Predicting the shape of river deltas
Predicting the shape of river deltas

A variety of deltas: the Mississippi birdfoot delta (left) and Mexico's Grijalva cuspate d...

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