Researcher unearths hottest rock on record
It was a stroke of serendipity that led to Michael Zanetti’s discovery of the hottest rock on Earth. In 2011, Zanetti, now a postdoctoral researcher in Earth Sciences at Western, … Read More
Category: Petrology
Technique for analyzing bedrock could help builders, planners identify safe building zones
Research by a UCLA geologist and colleagues could give builders and urban planners more detailed information about how susceptible areas are to landslides and earthquakes. The study, by Seulgi Moon, … Read More
Magma chambers have a sponge-like structure
Supervolcanoes are superlative in every respect. The eruption of the Toba caldera in modern-day Indonesia approximately 74,000 years ago was so powerful that it led to a period of global … Read More
Bedrock weathering based on topography – Study predicts
Just below Earth’s surface, beneath the roots and soil, is a hard, dense layer of bedrock that is the foundation for all life on land. Cracks and fissures within bedrock … Read More
What is a Plutonic Igneous Rock?
In geology, a pluton is a body of intrusive igneous rock (called a plutonic rock) that is crystallized from magma slowly cooling below the surface of the Earth. Plutons include … Read More
Shale, Mudstone, or Siltstone?
It is common to apply the term shale to all fine-grained sedimentary rocks, especially in a nontechnical context. However, be aware that there is a more restricted use of the … Read More
ACTIVITY OF CLAYS
The presence of even small amounts of certain clay minerals can have significant effect on the properties of the soil. The identification of clay minerals requires special techniques and equipment.The … Read More
Classification of Sedimentary Rocks
The classification scheme in Figure 1 divides sedimentary rocks into major groups: detrital on the left side and chemical/organic on the right. Further, we can see that the main criterion … Read More
