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Ambrosia Mine, Kentucky House, San Andreas Mining District, Calaveras County, California, USAi
Regional Level Types
Ambrosia MineMine
Kentucky House- not defined -
San Andreas Mining DistrictMining District
Calaveras CountyCounty
CaliforniaState
USACountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
38° 10' 27'' North , 120° 39' 52'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
San Andreas2,783 (2011)2.8km
Mountain Ranch1,628 (2011)12.4km
Mokelumne Hill646 (2011)14.5km
Valley Springs3,553 (2011)14.5km
Angels Camp2,677 (2012)16.1km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Calaveras Gem & Mineral SocietyAngels Camp, California16km
Amador County Gem & Mineral SocietySutter Creek, California27km
Mindat Locality ID:
74830
Long-form identifier:
mindat:1:2:74830:7
GUID (UUID V4):
17fa3ecd-f674-49c4-9a58-928019b34fcc


A former lode Au mine located in the E½ (estimated) sec. 28, T4N, R12E, MDM, 1.4 km (0.9 mile) NNE of Kentucky House and 2.8 km (9,100 feet/2 miles) SSE of San Andreas (by state highway 49), on private (patented) land. MRDS database stated accuracy for this location is 500 meters.

Mineralization is a vein deposit hosted in rocks of the Mariposa Formation (schist, slate). The ore body strikes NW and dips 75NE at a width of 15.24 meters. The vein has a slate hanging wall and a schist footwall. Local rocks include undivided pre-Cenozoic metavolcanic rocks, unit 2 (undivided).

Workings include underground openings with an overall depth of 9.14 meters and comprised of a 30 foot deep shaft.

No production record found. Free-milling ore.

Production data are found in: Kerr, M.B. (1900).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


2 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold1.AA.05Au
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2

List of minerals for each chemical element

OOxygen
O QuartzSiO2
SiSilicon
Si QuartzSiO2
AuGold
Au GoldAu

Other Databases

Link to USGS MRDS:10102663

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

 
Mineral and/or Locality  
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