Minnesota Bill Aims to Showcase Lake Superior Agate on New License Plates

Minnesota lawmakers are advancing a bipartisan bill that would spotlight one of the state’s most prized natural treasures — the Lake Superior agate — on a vibrant new specialty license plate, with proceeds supporting state parks and trails.

Dubbed the “Agate Plate Bill,” the proposal would require the Minnesota Department of Natural Resources (DNR) to host a public design contest for a new state license plate. The winning concept must highlight the rugged beauty of the North Shore and feature the iconic Lake Superior agate, a gem treasured for both its beauty and its deep geological history.

If approved, the initiative would do more than just add flair to Minnesota roadways. Proceeds from the specialty plate would help fund state park initiatives, turning everyday drivers into contributors to conservation efforts.

For gem enthusiasts, the choice of the Lake Superior agate is especially fitting. Formed roughly 1.1 billion years ago during ancient volcanic activity, these agates are renowned for their vibrant, iron-rich hues — fiery reds, oranges and yellows that seem to glow from within. Their signature “fortification” banding, with concentric layers that resemble the walls of a fortress, makes each stone a natural work of art.

Equally fascinating is their journey. After forming in gas cavities within lava flows, the stones were carried across the region by glaciers during the Ice Age. This movement not only scattered them across Minnesota’s North Shore, but also gave them their distinctive textures, including the coveted “waxy” luster and sometimes pitted “potato skin” surface that collectors prize.

The proposed plate would mark a dramatic departure from the state’s wildly popular “blackout” plates, introduced in 2024. Those minimalist designs — featuring stark white lettering on a black background — quickly became a sensation, with hundreds of thousands sold. The agate-themed plate, by contrast, promises a vibrant, nature-inspired aesthetic that celebrates Minnesota’s geological identity.

Supporters say the bill’s appeal lies in its simplicity and creativity. It has already gained broad, bipartisan backing and is widely viewed as a feel-good initiative that merges art, nature and civic pride. The DNR’s design contest will require submissions from Minnesota residents and will prohibit the use of artificial intelligence, ensuring that the final design reflects authentic, human creativity.

If ratified, the new plate could become a rolling tribute to one of the Midwest’s most distinctive natural treasures — bringing the beauty of Lake Superior agates from the shoreline to the highway.

Credits: Conceptual license plate graphic by The Jeweler Blog using aichatapp.ai and reference image of a Lake Superior agate image by Lech Darski, CC BY-SA 3.0, via Wikimedia Commons. Lake Superior agate image by James St. John, CC BY 2.0, via Wikimedia Commons.