拍品专文
These famous concretions were formed when hot water was forced through a very fine quartz sand approximately 20 million years ago.
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FRANCE, FONTAINEBLEAU
细节
A SANDSTONE CONCRETION
FRANCE, Fontainebleau
24 in. (60 cm.) long
FRANCE, Fontainebleau
24 in. (60 cm.) long
注意事项
This lot will be removed to an off-site warehouse at the close of business on the day of sale - 2 weeks free storage