This offering consists of a rare 12-acre patented and grandfathered silver–gold mining property located in the historic Calico Mountains mining district of California. The property includes deeded land and mineral rights, proven silver mineralization, and six historic shafts and tunnels extending approximately 60–100 feet deep, reflecting documented underground development. Access is provided via a 4×4 road directly to the site. The mine also features large, untouched historic tailings piles dating to the 1890s, presenting significant potential for modern reprocessing alongside further underground exploration. This is a scarce California mining asset with both near-term surface and longer-term development upside.

Mountainous Area of Calico Mining District

Access: 4×4 road access directly to the property

Offered for sale is a rare patented and grandfathered silver–gold mining property located in the historic Calico Mountains mining district, California. The property consists of a 12-acre patented parcel with full land and mineral rights, a category of asset no longer issued in the United States and increasingly sought after by operators and investors. The mine contains proven silver mineralization, multiple historic underground workings, and large, untouched tailings piles dating back to the 1890s, presenting both underground and near-term surface-processing potential. Property Highlights Location: Calico Mountains, California (historic silver district) Acreage: 12 acres (patented land) Title: Patented mining claims with deeded land and mineral rights Mining Status: Grandfathered mining rights Metals: Silver (primary) with gold values present Mining Infrastructure & Workings Six (6) historic shafts and tunnels Workings extend approximately 60–100 feet deep Multiple accessible adits and shafts suitable for evaluation and rehabilitation Evidence of historic production and systematic development Favorable geology consistent with Calico district silver deposits Tailings Potential Large historic tailings piles remain on site Tailings date back to late-1800s operations Material is already crushed and stockpiled Significant upside for modern processing methods Tailings present a potential low-capex pathway to production Exploration & Proven Mineralization Significant silver findings have been proven on site Mineralization consistent with known Calico silver systems Property has not been fully modern-explored Strong upside through systematic sampling, mapping, and metallurgical testing Why This Property Is Compelling Patented, grandfathered mining land in California is extremely rare Historic district with established silver production history Multiple underground workings reduce early exploration risk Surface tailings offer near-term development optionality Leverage to current and future silver prices Suitable for outright acquisition, joint venture, or phased development Transaction Offered for sale Detailed information available to qualified buyers upon request Serious inquiries only

Majority Silver and some small amounts of Gold.

Last mined in 1890s.