Researchers used zircons and AI to reconstruct Earth's ancient crust, revealing possible tectonic processes from the planet's ...

CleanTech Vanadium Mining Corp. is pleased to announce that, through its 100%-owned subsidiary US Fluorspar LLC , it has entered into a binding option to purchase agreement with an arms-length private ...

Ancient limestones reveal how volcanic carbon once suffocated the oceans - offering a stark warning as modern oxygen levels ...

Geologists recently dated the age of Watersmeet gneiss, a type of rock in the Upper Peninsula, as the oldest in the U.S. Here's what to know.

Sandstone and limestone are both types of sedimentary rock. As you maybe remember from grade school science class, rocks are classified into three categories: sedimentary (formed in layers), igneous ...

B1 corresponds to the zero phase, marking the interface between biogenic limestone and igneous rock. H2 is calibrated at the zero crossing of the seismic wavelet, delineating the boundary between high ...

Igneous rock is formed by the cooling of molten rock, either at the surface (lava), or underground (as granite or other similar rocks). The heat of molten rock usually incinerates organisms rather ...

Thanks to its durability and effortless style, stone is a natural choice for fireplace surrounds. From the timeless elegance ...

limestone,igneous and metamorphic rock,and sand and gravel,and 25% for.and cone crushers or increasing the feed rate to vertical shaft impact crushers.power draw and crushing force,speed of operation ...