The Grindstone City Quarry – How this little town sharpened the world – Video

Posted on October 24, 2025December 1, 2025 by Michael Hardy

The Grindstone City Quarry powered a small Michigan town that shipped grindstones across the world. This straight-ahead story explains how it grew, why demand collapsed, and what visitors can still see on Lake Huron. A sharp look at a boom and a bust.