Lots of kids collect minerals, but Richard Berger wasn’t one of them. The Bronx native didn’t see his first chunk of quartz until he was in his 20s. Disillusioned with medical school, Berger was ...

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It took millions of years for agates and geodes to reach the earth’s surface — and it looks like this year they’re making up for lost time. The crystal-encrusted rocks are everywhere right now (and do ...