Source: Tanya Atwater http://emvc.geol.ucsb.edu/2_infopgs/IP1GTect/fSFSpreadingSeries.html
This animation clip and other geo-educational items are available for viewing and/or download free of charge for your personal and/or educational uses only. If you wish to this item for the purposes of being sold in some form, contact Tanya Atwater and we can discuss licensing agreements and costs. If you have any comments or suggestions, please email Tanya at atwater@geol.ucsb.edu.