Geology Rocks Gibbs Library Posted on June 7, 2018 by glibraryJune 21, 2018 Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: July 31, 2018 @ 10:00 am – 11:30 am 2018-07-31T10:00:00-04:00 2018-07-31T11:30:00-04:00 Space is limited – sign up at the library beginning July1 – ages 8-12. Explore rocks, minerals and gems! How do minerals form? What are they, and how are they different than rocks? And – what minerals can be found in your backyard?