In 1969, the Minnesota Legislature declared the Lake Superior agate to be the state's official gemstone. Moose Lake has dubbed itself the "agate capital of the world" and Agate Days are celebrated ...

MOOSE LAKE, Minn. — Fall is hunting season in Minnesota, but folks walking near the Moose Lake Airport aren't looking for pheasants or deer — they're hunting for a gemstone. "There's a pretty nice one ...

Craig Prudhomme is a former naturalist and has been involved in planning Moose Lake’s Agate Days weekend for 18 years. Moose Lake is home to the largest agate on record. It weighs 108 pounds. “In 1969 ...

GOLDEN VALLEY, Minn. - Minnesota's state gemstone is the Lake Superior agate, and for years it has fascinated those young and old. In response to a viewer question from our kiosk at the Science Museum ...

DULUTH — About 1.1 billion years ago here, fissures opened in the surface of the earth, depositing lakes of molten rock near what would eventually be the Twin Ports and Lake Superior. This is ...

WRIGHT COUNTY, Minn. (KMSP) - A Wright County man is asking those who collect and sell rocks to be on the lookout after his unique collection of Lake Superior Agates worth tens of thousands of dollars ...

The beaches at Grand Marais are excellent hunting grounds for the ancient Lake Superior agate, a semi-precious stone made up of concentric circles of microcrystaline quartz reddened by iron. Here’s ...