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Black Mountain, Sierrita Mountains, San Xavier (Tohono O'odom) Indian Reservation, Pima County, Arizona, USAi
Regional Level Types
Black MountainMountain
Sierrita MountainsMountain Range
San Xavier (Tohono O'odom) Indian ReservationReservation
Pima CountyCounty
ArizonaState
USACountry

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Latitude & Longitude (WGS84):
32° 5' 0'' North , 111° 3' 17'' West
Latitude & Longitude (decimal):
32.08333,-111.05472
GRN:
N22W67
Type:
Mountain
Köppen climate type:
BSh : Hot semi-arid (steppe) climate
Nearest Settlements:
PlacePopulationDistance
Drexel Heights27,749 (2011)6.9km
Valencia West9,355 (2011)7.8km
Summit5,372 (2011)9.9km
Tucson Estates12,192 (2011)12.1km
South Tucson5,715 (2017)15.3km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Old Pueblo Lapidary ClubTucson, Arizona20km
Tucson Gem and Mineral SocietyTucson, Arizona20km
Mindat Locality ID:
44147
Long-form identifier:
mindat:1:2:44147:7
GUID (UUID V4):
0


‡Ref.: Cooper, J.R. (1961), Turkey-track porphyry - A possible guide for correlation of iocene rocks in southeastern Arizona, Arizona Geological Society Digest: 4: 17-35.

Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd. ed.: 329-330.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


1 valid mineral.

Detailed Mineral List:

ⓘ Anorthite
Formula: Ca(Al2Si2O8)
Description: Plagioclase in the andesine-labradorite range. Phenocrysts to 2 inches in intrusive & flow porphyritic rocks, locally termed 'Turkey Track' porphyry.
ⓘ Anorthite var. Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Description: Plagioclase in the andesine-labradorite range. Phenocrysts to 2 inches in intrusive & flow porphyritic rocks, locally termed 'Turkey Track' porphyry.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
ⓘvar. Labradorite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]

List of minerals for each chemical element

OOxygen
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
NaSodium
Naⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
AlAluminium
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
SiSilicon
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]
CaCalcium
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ Anorthite var. Labradorite(Ca,Na)[Al(Al,Si)Si2O8]

Other Regions, Features and Areas containing this locality

Mexico
North AmericaContinent
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.
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