Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Excelsior Mine (Excelsior vein), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USAi
Regional Level Types
Excelsior Mine (Excelsior vein)Mine
Alto Mine group (Alto vein swarm)- not defined -
Alto HillHill
Salero areaArea
Tyndall Mining DistrictMining District
Santa Cruz CountyCounty
ArizonaState
USACountry

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Latitude & Longitude (WGS84):
31° 36' 41'' North , 110° 51' 38'' West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~0km
GRN:
N22W67
Type:
Mine
Köppen climate type:
BSk : Cold semi-arid (steppe) climate
Mindat Locality ID:
58864
Long-form identifier:
mindat:1:2:58864:4
GUID (UUID V4):
0


‡Ref.: Schrader, F.C. & J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona, USGS Bull. 582: 203.

The Excelsior vein is on the south side of the Alto property. It is known and well-defined for nearly 1,000 feet and is about 3 feet wide.

Workings include several shafts, short tunnels, and drifts.It is not of relatively great importance but is reported to carry Cu-Au-Ag & Pb (a little).

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

Mexico
North AmericaContinent
North America PlateTectonic Plate
USA

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