Argenta holds a distinction that no other Montana ghost town can claim: it was the site of the first smelter in the Montana Territory. The St. Louis and Montana Mining Company built that smelter in 1866, on the banks of Rattlesnake Creek about twenty-five miles west-northwest of what is now Dillon, and in doing so transformed the town from a placer camp into an industrial processing center. The silver and lead ores of the surrounding Blue Wing Mining District were real and substantial, and for a generation Argenta was one of the most important mining communities in southwestern Montana. By 1868 it held more than 1,500 residents. By 1930 the mines had closed and the population had fallen to near zero. What remains today is a quiet valley in the Beaverhead-Deerlodge National Forest, a small historic cemetery, and the scattered remnants of a town that was, for a few decades, genuinely significant.

History

The first prospectors reached the Rattlesnake Creek area in the early 1860s, drawn by the same gold excitement that was filling every gulch in southwestern Montana. Placer gold was found in modest quantities, and a camp called Montana City took shape in 1865. The following year the territorial legislature renamed it Argenta, from the French word argentin meaning "silvery," a name chosen to honor the silver-lead deposits that were already proving more valuable than the placer gold. The Legal Tender Mine, identified as Montana's first silver-lead lode mine, was the anchor of the district and the reason the St. Louis and Montana Mining Company invested in a smelter at all.

The 1866 smelter was a landmark in Montana mining history. Before its construction, ore had to be shipped out of the territory for processing, a costly and slow proposition that limited the scale of any operation. The Argenta smelter changed that calculation for the entire region, and its success attracted additional investment. Two more smelters were built at Argenta in 1867 and 1868, and the town grew rapidly to accommodate the workforce and the commercial activity that followed. Samuel T. Hauser, who would later become territorial governor, was among the eastern investors who put money into the district. Granville Stuart, the cattleman and pioneer who had been present at nearly every significant moment in early Montana history, described the region's potential in terms that suggested he believed the wealth of the Rattlesnake Hills was barely tapped.

By 1868, Argenta had the character of a substantial frontier town. Hotels, saloons, general stores, and assay offices lined the main street. The population exceeded 1,500, making it one of the larger communities in Beaverhead County. The mines of the district produced silver, lead, gold, and copper, and the smelters processed ore not only from the immediate area but from other districts that lacked processing facilities. The arrival of the Utah and Northern Railroad at Melrose in 1881 improved the economics of the district by reducing the cost of shipping bullion and supplies, and the smelter was enlarged and improved to take advantage of the better transportation.

The decline came in stages. The shallow, easily accessible ore bodies of the district were worked out by the late 1880s, and the deeper development that would have been required to continue production at scale was expensive and uncertain. The 1893 silver crash accelerated the process. By 1900, the U.S. Census recorded zero residents in Argenta Township. A brief revival came between 1906 and 1909, when the Iron Mountain Mine employed thirty-five men and renewed optimism briefly circulated about the district's prospects, but the revival was short-lived and the 1910 census recorded only one hundred people in the township. Mining activities effectively ceased around 1930, and the town faded into the ghost town status it holds today.

The district's total production from the 1860s through 1965 was estimated at approximately $8.5 million in historical dollars, a figure that reflects the sustained but modest character of the Argenta mines. The first smelter's historical significance was recognized long after the town itself had been abandoned, and Argenta's place in Montana mining history rests on that 1866 construction as much as on the ore it produced.

The social character of Argenta during its peak years was shaped by its position as a processing center rather than a discovery camp. The men who came to Argenta were not primarily prospectors chasing a rumor; they were workers employed by the smelter and the mines, men with wages and schedules rather than the speculative energy of a gold rush. The town's hotels and saloons served a working population, and the community had a degree of stability that the purely placer camps rarely achieved. The presence of eastern investors like Hauser and the involvement of figures like Granville Stuart gave the district a connection to the broader currents of Montana's territorial economy that the more remote camps lacked.

The small cemetery at Argenta, with its approximately forty documented burials, is a record of that working community. The graves include miners who died in accidents, residents who succumbed to the diseases that moved through frontier settlements, and the occasional victim of the violence that was never entirely absent from any mining camp. The cemetery has been documented by the Montana Historical Society and represents one of the more complete records of Argenta's human history that survives.

What Remains Today

The Argenta site retains mine shafts, slag heaps from the smelter operations, scattered cabin foundations, and a small historic cemetery with approximately forty documented burials. A few structures from the later mining era still stand, and a handful of residents occupy the area, giving Argenta the status of a partial ghost town rather than a fully abandoned one. The landscape of Rattlesnake Creek valley is open and accessible, and the remnants of the mining operations are visible from the road.

The cemetery is the most historically evocative element of the site, containing the graves of miners and residents from the district's active years. The slag heaps from the three smelters are substantial and visible, a physical record of the processing work that was Argenta's primary industrial function.

Visiting

Argenta is located approximately twenty-five miles west-northwest of Dillon via Montana Highway 278, then north on Argenta Road. The site is accessible by standard vehicle and is open year-round, though the road can be muddy in spring. The Beaverhead-Deerlodge National Forest administers the surrounding land. No developed visitor facilities exist at the site. The town of Dillon, the Beaverhead County seat, is the nearest service center and has a county museum with exhibits on the region's mining history.