Jasper is a form of silica that’s similar to quartz, but arranged in an amalgam of smaller crystals. It’s often red-colored, thanks to tiny bits of iron trapped inside. Image: iStock.com/missing35mm . . . . . . . #jasper #silica #quartz #amalgam #crystals #red #tiny #iron #earth #geology #geologyrocks #geologist #mineralogy #earthscience #mineralcollector #geologypage #mineralspecimen #science #geophysics #scicomm