This used to be sand and other sediment - that's why it is called sandstone - which is a type of sedimentary rock. Sedimentary rocks are formed when pieces of rock are eroded, or worn away ...

Types of Rocks: Look for smooth pebbles, quartz, agates, or even fossilized remains. Riverbeds can surprise you with ...

Walk through any Irish city or village and you’ll be surrounded by the evidence of a long and intimate relationship between ...

Identification, physical properties, chemical composition, occurrence, and origin of the important types of igneous, sedimentary, and metamorphic rocks. Laboratory includes hand specimen description ...

Scientists study how industrial waste like slag hardens into sedimentary rocks, adversely affecting the environment but also ...

They look a bit like geodes, but they’re not exactly geodes. There are three types of rock: igneous, metamorphic, and ...

What Was Happening on Earth at This Time The Precambrian is the earliest of the geologic ages, which are marked by different layers of sedimentary rock. Laid down over millions of years ...

This is a beginner's guide to identifying UK rock types. The guide has two main sections ... of rock samples commonly found in the United Kingdom, detailing igneous, sedimentary and metamorphic rocks ...

The Nadir crater is the impact site of the second asteroid, liquifying the rock and launching a tsunami into the Atlantic ...

Russia and China containing very high levels of debris from a certain type of meteorite. The meteorite debris in these sedimentary rocks show signs that they were exposed to space radiation for ...