Pipestone National Monument, Minnesota
Pipestone in Pipestone National Monument, Minnesota, ranges in color from mottled pink to brick red. Originally a fine clay from the bottom of prehistoric seas, it was created by one billion years of geologic pressure. Pipestone is easy to carve, but dura
Picture No
13626594
Media ID
43067875
Size
2773px x 4197px
(5.0MB)
Credit
James Steinberg /Science Source/ www.ardea.com
Category
NA
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Available in UK only. No agents
Ardea Picture Library
Picture No
13626594
Contributor Ref
SCS-90075828
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Argillite Claystone Metamorphic Metamorphosed Minnesota Monument Mudstone Precambrian
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