Mine · Mono County, California, United States

Frank Sam Mine (U S Pumice Mine)

Frank Sam Mine (U S Pumice Mine) is a closed mine in Mono County, California, United States, operated by United States Pumice Company.

Facts

Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.

Fact	Value	Source
Location	Mono County	MSHA Mines Data Set · Public domain · checked 24 Oct 2026
Status	Closed (abandoned)	MSHA Mines Data Set · Public domain · checked 24 Oct 2026
Commodities	pumice (mainly pumice)	MSHA Mines Data Set · Public domain · checked 24 Oct 2026
Operator	United States Pumice Company	MSHA Mines Data Set · Public domain · checked 24 Oct 2026
Employees	2 people (annual average, in 2021)	MSHA Mines Data Set · Public domain · checked 24 Oct 2026
Mine type	Surface	MSHA Mines Data Set · Public domain · checked 24 Oct 2026
Coordinates	37.9550, -119.1008	MSHA Mines Data Set · Public domain · checked 24 Oct 2026

Research on this mine and its operator.Who owns it up to the parent company, its permits, resources and offtake, and an introduction to the operator.

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Nearby

Within 50 km of this mine: 7 water rights (3 active), measured from the coordinates in the facts above. The table shows the nearest 3.

Name	Kind	Size	Status	Distance
Lee Vining Creek irrigation and stock-watering right S001655	Water right	108,660 acre-ft/year	Active	3.7 km
Rush Creek power right A026541B	Water right	63,125 acre-ft/year	Permitted	23 km
Martinez Well water right 70738	Water right	135 acre-ft/year	Permitted	41 km

Operator and place

Other mines in California

All 98 mines in California, United States

Data on this page

eWRIMS Water Rights List. eWRIMS Water Rights List, Public domain.
MSHA Mines Data Set. MSHA Mines Data Set, Public domain.
Nevada Division of Water Resources water rights points of diversion. Nevada Division of Water Resources water rights points of diversion, CC0 1.0 Universal.