Sonora Writers Group By myMotherLode.com Events Published Oct 27, 2024 03:41 pm Loading Map.... Sonora Writers Group23685 Marble Quarry Rd - ColumbiaEvents 38.050318 -120.412132 Address 23685 Marble Quarry Rd Columbia, CA 95310 United States Upcoming Events Sonora Writers Group Meeting - 11/09/2024 - 10:30 am - 12:30 pm