Checked content



English: Vessicular basalt at Sunset Crater, AZ. US quarter for scale. Jim Stuby ( talk) 02:30, 1 November 2008 (UTC)

Date 1 November 2008 (original upload date)
Source Own work
Transferred from en.wikipedia
Author Jstuby at en.wikipedia


PD-icon.svg This work has been released into the public domain by its author, Jstuby at the wikipedia project. This applies worldwide.

In case this is not legally possible:
Jstuby grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

The following pages on Schools Wikipedia link to this image (list may be incomplete):


What is Schools Wikipedia?

Schools Wikipedia was launched to make learning available to everyone. SOS Childrens Villages believes that a decent childhood is essential to a happy, healthy. Our community work brings families new opportunities through education, healthcare and all manner of support. Would you like to sponsor a child?