Facts about Elephant Rock, Iceland
This basalt sea-cliff on the island of Heimaey in Southern Iceland looks just like a giant elephant or wooly mammoth dipping its trunk into the […]
Month: February 2021
Top Spots For Gem Hunting In The US
Emerald Hollow Mine, Hiddenite, North Carolina Find glittering, gorgeous emeralds in Hiddenite, only about an hour’s drive from Winston-Salem, NC. The Emerald Hollow Mine is […]
Scariest bridges in the world
DON’T LOOK DOWN! THESE ARE THE WORLD’S SCARIEST BRIDGES Fair warning: If you have any fear of heights, you might have a difficult time making […]
Why do the two oceans not mix?
It’s not two oceans meeting, its glacial melt water meeting the off shore waters of gulf of Alaska. The reason for this strange phenomenon is […]
Bowen’s Reaction Series and the Composition of Igneous Rocks
Recall that ice freezes at a specific temperature, whereas basaltic magma crystallizes over a range of at least 200°C of cooling (about 1200° to 1000°C). […]
Igneous Textures: What Can They Tell Us?
Identify and describe the six major igneous textures. The term igneous exture is used to describe the overall appearance of a rock based on the […]
Soil Texture and Structure
Soil Texture Most soils are far from uniform and contain particles of different sizes. Soil texture refers to the proportions of different particle sizes. Texture […]
Plate Tectonics; Mountain Building; Continental Growth/Movements
As the 20th Century began, major unsolved problems in understanding the Earth’s geology included the distribution of rock type by age and by structural state, […]
Volcanic ‘Plumbing Systems’ Exposed
Two new studies into the “plumbing systems” that lie under volcanoes could bring scientists closer to predicting large eruptions.International teams of researchers, led by the […]
TOPOGRAPHIC PROFILES AND VERTICAL EXAGGERATION
A topographic map provides an overhead (aerial) view of an area, depicting features and relief by means of its symbols and contour lines. Occasionally a […]