New Placers District — Santa Fe County

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New Placers District — Santa Fe County

Gold Mining Site NM • Santa Fe County County
Description
NMBGMR mining district DIS186 (New Placers) — documented placer gold in Santa Fe County, New Mexico. One of four New Mexico districts exceeding 100,000 ounces of placer production. Discovery circa 1839; gold occurs in Tertiary–Holocene alluvial fans, terrace gravels, and stream deposits per NMBGMR.
Historical Notes
McLemore (1994) lists New Placers among 36 New Mexico mining districts containing placer gold (NMBGMR Resource Map 24, district DIS186). Estimated placer production: approximately 100,000 ounces of historical placer gold from 1828–1991 statewide context (662,000 oz total NM placer production). Production period: 1839-1968. District cumulative production (all commodities): $5,750,000. Deposit types: GPM, placer gold. Also known as: Amamillo, Carnahan, Golden, Lazarus Gulch, Nero Placers, Placer Mountain, San Isidro, San Pedro, San Ysidro, San Zaro, Santa Fe, Silver Butte, Tuerto Mountain, Tuertos Range. Placer gold occurs as native gold and electrum in incised valleys and alluvial fans. Most economic placers were discovered by 1900; recreational panning may find fine colors — verify land status before prospecting. Coordinates approximate the district centroid from NMBGMR Resource Map 24 GIS (DIS186).
Status / Verification historical_site — Verified

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