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Dictionary » M » Magma

Magma

Magma

1. Any crude mixture of mineral or organic matters in the state of a thin paste.

2. (Science: medicine) a thick residuum obtained from certain substances after the fluid parts are expressed from them; the grounds which remain after treating a substance with any menstruum, as water or alcohol. A salve or confection of thick consistency.

3. (Science: geology) The molten matter within the earth, the source of the material of lava flows, dikes of eruptive rocks, etc. The glassy base of an eruptive rock.

4. (Science: chemistry) The amorphous or homogenous matrix or ground mass, as distinguished from well-defined crystals; as, the magma of porphyry.

Origin: L, fr. Gr, fr. To squeeze, knead.


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Alternative Theories to Evolution

but how did all of that sediment follow the vertical contours Sediment always lays flat, when there are bends in strata it is usually from magma which has worked its way up through the crust(and formed batholiths etc.) or tectonic movement(+ pressure from above earth), both of these generate ...

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by futurezoologist
Tue Jun 16, 2009 12:23 pm
 
Forum: Evolution
Topic: Alternative Theories to Evolution
Replies: 13
Views: 10510

Plate tectonic activity ideas

... 2 slow moving motors/rolling bands moving in opposite direction [magama convection cells of course] and cover with liquid (as thick as possible) [magma] put floating pieces of styrofoam on the surface [the plaques] of the liquid and look at the plaques collide, slide or whatever will happen. Good ...

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by canalon
Wed May 06, 2009 3:10 pm
 
Forum: General Discussion
Topic: Plate tectonic activity ideas
Replies: 4
Views: 4213

A Monkey's Uncle

... that’s what they called them in those days) cleared their throats and brazenly suggested that whole continents might just raft around the globe on magma. When the laughter died down and a few decades had passed by, the idea didn’t seem quite so silly. But nothing had changed; just an attitude and ...

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by narrowstaircase
Sun Mar 18, 2007 11:46 pm
 
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 48001

A Monkey's Uncle

... that’s what they called them in those days) cleared their throats and brazenly suggested that whole continents might just raft around the globe on magma. When the laughter died down and a few decades had passed by, the idea didn’t seem quite so silly. But nothing had changed; just an attitude and ...

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by JDavidE
Sat Mar 17, 2007 10:35 pm
 
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 48001

Help figuring out what animals these are.

arent water ebars foudn anywhere from near magma pools to forests to aquatics? i seem to remember seeing or reading something on their most extreme adaptiveness (if thats a word).

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by Gano
Thu Jul 13, 2006 12:08 pm
 
Forum: Zoology Discussion
Topic: Help figuring out what animals these are.
Replies: 11
Views: 6289
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