Calico Mountains Archeological District | |
Nearest city | Yermo, California |
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Coordinates | 34°56′53″N 116°45′41″W / 34.94814068°N 116.76133173°W |
Area | 100.5 acres (40.7 ha) |
NRHP reference No. | 73000430 [1] |
Added to NRHP | March 30, 1973 |
The Calico Early Man Site is an archaeological site in an ancient Pleistocene lake located near Barstow in San Bernardino County in the central Mojave Desert of Southern California. This site is on and in late middle-Pleistocene fanglomerates (now-cemented alluvial debris flow deposits) known variously as the Calico Hills, the Yermo Hills, or the Yermo formation. Holocene evidence includes petroglyphs and trail segments that are probably related to outcrops of local high-quality siliceous rock (primarily chalcedony in freshwater limestone).
The Calico Early Man Site includes:
The tools and flakes of LMLI and those found in the nested inset known as the Rock Wren Locality were probably made by modern man (Homo sapiens sapiens).