By: Elizabeth M Young
Rocks are composed of minerals and crystals that can be tested for some of the common features that identify the "ingredients" of the rock. The basic tests that are done on rocks help to identify the components of the rock and to classify the rock...
Does historical geology refute evolution theory
By: Guy Takamatsu
In a word yes. Darwinism espoused gradual change. Uniformitarianism provided the geological justification for a belief in an old earth. Time was supposed to be the answer for Darwin's theory. However geological realities crept in to give the doctrine of uniformtiarianism a reality check...
A guide to backyard geology
By: Allan Taylor
Backyard geology is an important hobby that has small beginnings and can have large personnel consequences. As a small boy I was interested in rocks and minerals and 20 years later I graduated as a geologist, and later still qualified as a gemologist. Today geology...
The future of crude oil and alternative energy
By: Dorienne Willis
I am baffled by the fact that it has been almost a month since the (latest) Gulf oil disaster, and we have yet to make any significant progress toward stemming the leak. Not only that, but scientists have now confirmed that the leak is significantly...
By: Elizabeth M Young
Of course rocks are everywhere and they come in many forms, from the glassy beauty of volcanic glass or obsidian, to the metallic glint of the metallic rocks, to the magical nature of crystals. Rocks have two major natures: They are crystals, minerals or combinations...
By: Elizabeth M Young
The rare earth metals or elements are shown in a special segment of the periodic table labeled as lanthanoids or lanthanides. They include Lanthanum, Cerium, Praseodymium, Neodymium, Promethium, Samarium,Europium, Gadolinium,Terbium, Dysprosium, Holmium, Erbium, Thulium, Ytterbium, and Lutetium. From camera lenses to hybric car...
By: Elizabeth M Young
In general, hydrostatic valves relieve or manage pool water pressure, manage drainage of cerebrospinal fluid, and are used on oceanic oil rigs to manage the vast pressures that involve pumping volatile oil under conditions of high pressure great atmospheric depth. The science of hydrostatics concerns...
What is a blowout preventer?
By: Philp Babitsky
A blowout preventer valve (BOP) is a safety valve that is mounted on top of the surface wellhead that is being bored for oil or natural gas. The valve is usualy closed to prevent the pressurised underground fluids from flowing into the bore and destroying...
By: Elizabeth M Young
Ludlow, California is a sad place. It used to be a town in support of a booming mine that later played out. A ghost town that will not just give up and die, Ludlow was later a water stop for the Santa Fe Railroad in...
By: Elizabeth M Young
The greatest damage that was caused by the Mt St Helens eruption May of 1980was the suffocation of the land by huge amounts of volcanic ash that is somewhat sterile and can be toxic or caustic depending on the chemical components of the ash. But...

 

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