Minerals are typically formed when molten rock, or magma, cools, or by separating out of mineral-rich water, such as that in underground caverns. In general, mineral particles are small ...

Apart blue, green, red and yellow, any other fireworks color can be obtained by a mineral mix. For example, purple can be ...

A new plan is forthcoming by the end of the year. Original article source: Cool rocks: NASA's Mars rover shows off its rock core collection ...

Petrology is the study of rocks - igneous, metamorphic, and sedimentary - and the processes that form and transform them. Mineralogy is the study of the chemistry, crystal structure and physical ...

NASA's Mars rover Perseverance has a rock collection that would make any geologist jealous, and the space agency is giving a sneak peek at the rocks before the samples head to Earth. Perseverance ...