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Pearls

pearlstone

(Science: chemical) A glassy volcanic rock of a grayish colour and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling.


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What sea creature is this?

I'm a diver and see them fairly often. You sometimes see them with oysters also. I've done a little pearl diving in a effort to find some beautiful pearls like those. Haven't had much luck as of yet. Nice find on the chiton.

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by clarissology
Fri Aug 01, 2014 1:42 pm
 
Forum: Zoology Discussion
Topic: What sea creature is this?
Replies: 4
Views: 1991

methemoglobinemia

Im doing some research on congenital methemoglobinemia. Any pearls of wisdom out there?

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by -snook-
Mon Dec 03, 2007 3:10 am
 
Forum: Human Biology
Topic: methemoglobinemia
Replies: 0
Views: 1019

The Fiber Disease

Frank, Pearls upon swine..consider the source of where this is coming from. They are defending their jobs. If they don't keep this going they will be unemployed. And it is hard to find another scam job that hires meth heads. ...

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by RANDY
Mon Jan 15, 2007 5:45 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5479027

The Fiber Disease

"Luminescence" Juniper's Jewels and poplar's pearls are unseen treasures manifested in whorls. Nature's lattice glory, iridescent delight, with gleaming rhodopsin, the hue of midnight. Transcendental translucence, dioptrics by day, repeated ...

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by codon blue
Sat Dec 23, 2006 11:46 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5479027

The Fiber Disease

... Almanac, Vol. 47, No. 26, March 20, 2001 | FRONT PAGE | CONTENTS | JOB-OPS | CRIMESTATS | RESEARCH ROUNDUP | PICTORIAL PEARLS OF PENN | TALK ABOUT TEACHING ARCHIVE | BETWEEN ISSUES | MARCH at PENN |

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by RANDY
Thu Jan 26, 2006 8:08 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 5479027


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