| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Beryl Ores Mill, Jefferson County, Colorado, USA | 39° 52' 39" N | 105° 8' 36" W | 6.8km (4.2 miles) | |
| Standard Mine, Boulder County, Colorado, USA | 39° 59' 33" N | 105° 3' 22" W | 8.4km (5.2 miles) | |
| Lafayette, Weld County, Colorado, USA | 40° 0' 4" N | 105° 3' 6" W | 9.4km (5.9 miles) | |
| Rocky Flats Pit, Foothill Mining District, Jefferson County, Colorado, USA | 39° 53' 27" N | 105° 12' 25" W | 10.8km (6.7 miles) | |
| Leyden Mine, Leyden, Foothill Mining District, Jefferson County, Colorado, USA | 39° 50' 59" N | 105° 11' 0" W | 11.4km (7.1 miles) | |
| Cracker Jack, Boulder County, Colorado, USA | 39° 57' 16" N | 105° 12' 55" W | 11.6km (7.2 miles) | |
| Unnamed Placer (MRDS - 10013256), Denver Area, Jefferson County, Colorado, USA | 39° 48' 58" N | 105° 5' 27" W | 11.6km (7.2 miles) | |
| Marshal (Langford Surface Iron), Boulder County, Colorado, USA | 39° 57' 51" N | 105° 12' 38" W | 11.6km (7.2 miles) | |
| Lewis Lode (Lewis No. 1 & 2; Lewis Slope), Jamestown Mining District, Boulder County, Colorado, USA | 39° 57' 45" N | 105° 12' 45" W | 11.7km (7.3 miles) | |
| Fox Hills Outcrop, Boulder-Weld Coal Field, Boulder County, Colorado, USA | 39° 57' 52" N | 105° 12' 50" W | 11.9km (7.4 miles) | |
| Sunday Tungsten (Chance), Jamestown Mining District, Boulder County, Colorado, USA | 39° 57' 30" N | 105° 13' 2" W | 11.9km (7.4 miles) | |
| Alum Hill, Boulder, Boulder County, Colorado, USA | 39° 59' 35" N | 105° 11' 32" W | 12.1km (7.5 miles) | |
| Church Pit, Foothill Mining District, Jefferson County, Colorado, USA | 39° 53' 17" N | 105° 13' 37" W | 12.5km (7.8 miles) | |
| Rocky Flats and Plainview, Boulder County, Colorado, USA | 39° 57' 22" N | 105° 13' 37" W | 12.6km (7.8 miles) | |
| Marshall, Boulder County, Colorado, USA | 39° 57' 21" N | 105° 13' 44" W | 12.8km (7.9 miles) | |
| Unknown Clay - Fire (Refractory) Occurrence (MRDS - 10091345), Weld County, Colorado, USA | 40° 2' 14" N | 105° 2' 50" W | 13.4km (8.3 miles) | |
| Swadley Placers, Denver Area, Jefferson County, Colorado, USA | 39° 48' 3" N | 105° 3' 52" W | 13.4km (8.4 miles) | |
| State Clay Mine (Wesley Conda Inc.), Foothill Mining District, Jefferson County, Colorado, USA | 39° 52' 6" N | 105° 13' 56" W | 13.7km (8.5 miles) | |
| Unknown Clay Occurrence (MRDS - 10016659), Foothill Mining District, Jefferson County, Colorado, USA | 39° 51' 48" N | 105° 13' 44" W | 13.7km (8.5 miles) | |
| Unknown Stone - Dimension Occurrence (MRDS - 10091136), Foothill Mining District, Jefferson County, Colorado, USA | 39° 51' 48" N | 105° 13' 44" W | 13.7km (8.5 miles) | |
| Unknown Clay - Fire (Refractory; MRDS - 10108134), Foothill Mining District, Jefferson County, Colorado, USA | 39° 50' 55" N | 105° 13' 44" W | 14.5km (9.0 miles) | |
| Old Leyden Mine, Foothill Mining District, Jefferson County, Colorado, USA | 39° 50' 59" N | 105° 13' 49" W | 14.6km (9.1 miles) | |
| Spicer Clay Mine., Foothill Mining District, Jefferson County, Colorado, USA | 39° 51' 1" N | 105° 13' 51" W | 14.6km (9.1 miles) | |
| Beaver, Boulder County, Colorado, USA | 40° 2' 59" N | 105° 7' 0" W | 14.6km (9.1 miles) | |
| Inspiration Point, Denver County, Colorado, USA | 39° 47' 12" N | 105° 3' 32" W | 15.0km (9.3 miles) | |
| Unknown Clay - Fire (Refractory; MRDS - 10108227), Boulder County, Colorado, USA | 39° 55' 16" N | 105° 16' 0" W | 15.4km (9.5 miles) | |
| Caldwell Pit, Ralston Buttes Mining District, Jefferson County, Colorado, USA | 39° 54' 23" N | 105° 16' 0" W | 15.4km (9.6 miles) | |
| Eldorado, Boulder County, Colorado, USA | 39° 55' 0" N | 105° 16' 22" W | 15.9km (9.9 miles) | |
| Johnson, Foothill Mining District, Jefferson County, Colorado, USA | 39° 50' 55" N | 105° 14' 52" W | 15.9km (9.9 miles) | |
| Fire Clay No. 4 Occurrence, Foothill Mining District, Jefferson County, Colorado, USA | 39° 50' 55" N | 105° 14' 52" W | 15.9km (9.9 miles) | |
Standard Mine, Boulder County, Colorado, USA