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 ...

Lake Superior agates often feature a brownish-red exterior that may be pitted and slightly translucent. They’re easiest to ...

Selling the red, orange and yellow chunks of banded rock known as Lake Superior agate requires more than just owning a collection of the beautiful semi-precious gemstones. You also need to figure out ...

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 ...

The annual agate and mineral show this weekend is adding star power to its lineup this year with an exhibit of some of the best known Lake Superior agates in the world. The Cuyuna Agate & Mineral Show ...

Hunting for Lake Superior agates along the St. Croix River. Eric Benson has been hunting for Lake Superior agates along the St. Croix River for the past seven years. The avid angler searches for the ...

What’s more peaceful than walking down the beach and looking for that perfect rock? For one woman in the Upper Peninsula’s village of Grand Marais, those rocks have a very special meaning, especially ...

No one makes eye contact. They're too intent on the ground, searching for one of Central Minnesota's oldest buried treasures: Lake Superior agates. Butch Goldenstein figures he's found hundreds of ...

A Duluth store known for paying cash for agates is closing Friday. Fragments of History owner Terry Roses of Duluth is retiring after 12 years of trading agates, rare coins, gold, and silver. (Photo ...

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 ...

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 ...

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 ...