one of the three main rock types; formed through the cooling and solidification of magma or lava From Wikipedia, the free encyclopedia ...

BAS, M. J. LE 2001. Report of the Working Party on the classification of the lunar igneous rocks. Meteoritics & Planetary Science, Vol. 36, Issue. 9, p. 1183.

This picture shows a very famous outcrop where nearly horizontal black and white layers are observed. The BIC made of layers ...

Scientists found living microbes in a 2-billion-year-old rock in South Africa, providing insights into early life on Earth ...

IN the middle of the last century much interest was shown in the problem of the genesis of igneous rocks, and especially in the manner of origin of diverse rock-types from a common stock or from a ...

Pockets of microbes have been found living within a sealed fracture in a 2-billion-year-old rock. The rock was excavated from ...

In a remarkable development, researchers have discovered microbes encased within the fault of a 2-billion-year-old rock. This ...

The rock was excavated from the Bushveld Igneous Complex in South Africa ... its previous work to perfect a technique involving three types of imaging -- infrared spectroscopy, electron microscopy ...

It shows a curious fracture surface due to a heavy gelignite detonation in finely crystalline “trap” rock. So far as I can remember I had seen other examples of this phenomenon, but ...

is supplied from igneous rock from Russia, South Africa, Brazil, and Finland. These igneous phosphate deposits are mostly from the Khibiny Alkalic Igneous Complex (Notholt, 1979) and the Kovdor ...