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The crystals develop an interlocking texture with some of the trace minerals becoming completely surrounded by later forming crystals.Volcanic rocks, because they are able to cool and crystalize rapidly, have a very fine-grained texture; the individual mineral grains are too small to see easily with the naked eye. The best way to fight a fire is to start a counterfire. I say we start the American Revolution — a hundred and fifty years ahead of schedule!You may need to go through a few intermediate stages, replicating the history of technology on fast forward, but you know exactly what needs doing. There are two types of time travelers who try this stunt - the unwilling ones, Trapped in the Past with just the right skills needed to jump start the industrial revolution, and the reckless ones who don't care about paradoxes, they just want to rewrite history for the better. Even optimistic heroes will expect to take a few years to get the desired results. The hero can't leap straight to modern technology; they have to get the past society to go through all the intermediate steps first, or they won't have the necessary tools to make the tools to do the job.Granite is a well-known type of plutonic igneous rock, but there are many others as well.

Igneous rocks form from molten material, and are further subdivided into two main categories, the volcanic rocks which form from lava extruded at or near the surface; and plutonic rocks which form from magma, deep within the crust.One such individual is Robert Gentry, who holds a Master's degree in Physics (and an honorary doctorate from the fundamentalist Columbia Union College).For over thirteen years he held a research associate's position at the Oak Ridge National Laboratory where he was part of a team which investigated ways to immobilize nuclear waste.s the creation/evolution debate continues, there has been an increasing sophistication of certain Creationist arguments and publications.It can be an especially difficult challenge when the Creationist author has professional credentials and has published in mainstream scientific journals.

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