Thread: A volcanic crater in Meridiani, Mars.
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Old 10-October-2006, 06:17 PM
RGClark RGClark is offline
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Default Ignimbrites at Victoria crater?
These Microscopic Imager images were posted to Uplink.space.com and MarkCarey.com/Mars/

http://uplink.space.com/attachments/...OP2936M2M1.jpg

http://static.flickr.com/87/26541791...3bdba5.jpg?v=0

It has the look of vesicular basalt, or perhaps an ignimbrite, which is formed of compacted volcanic ash:

Image:Ignimbrite.jpg
http://en.wikipedia.org/wiki/Image:Ignimbrite.jpg


Bob Clark
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