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Home / Localities / Herkimer County

Herkimer County

USA · New York

Geography

Country

USA

Province / region

New York

Coordinates

43.0300°N, 74.9700°W

Elevation

250 m

Operations

Status

active (since 1840)

Supply signal

stable

Mining method

commercial dig · Pay-to-dig operations (Ace of Diamonds, Crystal Grove). Public access to quartz pocket digging.

Herkimer "diamond" mines; commercial digs (Ace of Diamonds, Crystal Grove) open to public.

Associated minerals1

QuartzSiO₂common

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