The 1849: Nevada Silver Add-on for 1849 has 10 achievements.
Complete the deep mine in Carson City
Complete the Governor quest in Carson City
Complete the Carson City scenario in Nevada
Build the Nevada State Capitol
Complete the Virginia City scenario in Nevada
Complete the Virginia and Truckee Railroad
Complete the Gold Hill scenario in Nevada
Complete the Silver City scenario in Nevada
Complete the Washoe City scenario in Nevada
Complete the Dayton scenario in Nevada