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Pandora prospect, Quijotoa (Covered Wells), Quijotoa Mining District, Quijotoa Mountains, Pima County, Arizona, USA i
Regional Level Types
Pandora prospect Prospect
Quijotoa (Covered Wells) - not defined -
Quijotoa Mining District Mining District
Quijotoa Mountains Mountain Range
Pima County County
Arizona State
USA Country

Regional Level Types
Pandora prospect	Prospect
Quijotoa (Covered Wells)	- not defined -
Quijotoa Mining District	Mining District
Quijotoa Mountains	Mountain Range
Pima County	County
Arizona	State
USA	Country

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Davidite-(La)

Pandora prospect, Quijotoa, Quijotoa Mining District, Quijotoa Mountains, Pima County, Arizona, USA

Latitude & Longitude (WGS84):

32° North , 112° West (est.)

Estimate based on other nearby localities or region boundaries.

Margin of Error:

~3km

GRN:

N22W68

Type:

Prospect

Köppen climate type:

BWh : Hot deserts climate

Mindat Locality ID:

52572

Long-form identifier:

mindat:1:2:52572:4

GUID (UUID V4):

Located about 5 miles West of Covered Wells and near the Linda Lee claims.

Mineralization is davidite-(La) in a matrix of titanite, epidote and feldspar, in a transition zone between a metaspessartine dike and a quartz monzonite intrusive.

Select Mineral List Type

StandardDetailedGalleryStrunzChemical Elements

Mineral List

4 valid minerals.

Detailed Mineral List:

ⓘ Albite

Formula:Na(AlSi₃O₈)

References:

Gatehouse, Bryan M., Grey, Ian E., Kelly, Patrick R. (1979) The crystal structure of davidite.American Mineralogist, 64 (9-10) 1010-1017

ⓘ Davidite-(La)

Formula:La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈

Colour: Dark brown

Description: Pitchy-lustered masses in matrix; nearly entirely metamict.

References:

Pabst, A. & R.W. Thomssen (1959), Davidite from the Quijotoa Mountains, Pima Co., AZ (abstract), Geol.Soc.Amer. Bull.: 70: 1739

Pabst, A. (1961) X-ray crystallography of davidite.American Mineralogist, 46 (5-6) 700-718

Gatehouse, Bryan M., Grey, Ian E., Kelly, Patrick R. (1979) The crystal structure of davidite.American Mineralogist, 64 (9-10) 1010-1017

Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995)Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.199

ⓘ Epidote

Formula:(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)

References:

Pabst, A. & R.W. Thomssen (1959), Davidite from the Quijotoa Mountains, Pima Co., AZ (abstract), Geol.Soc.Amer. Bull.: 70: 1739

Pabst, A. (1961) X-ray crystallography of davidite.American Mineralogist, 46 (5-6) 700-718

Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995)Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.199

ⓘ 'Feldspar Group'

References:

Pabst, A. & R.W. Thomssen (1959), Davidite from the Quijotoa Mountains, Pima Co., AZ (abstract), Geol.Soc.Amer. Bull.: 70: 1739

Pabst, A. (1961) X-ray crystallography of davidite.American Mineralogist, 46 (5-6) 700-718

Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995)Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.199

ⓘ Titanite

Formula:CaTi(SiO₄)O

References:

Pabst, A. & R.W. Thomssen (1959), Davidite from the Quijotoa Mountains, Pima Co., AZ (abstract), Geol.Soc.Amer. Bull.: 70: 1739

Pabst, A. (1961) X-ray crystallography of davidite.American Mineralogist, 46 (5-6) 700-718

Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995)Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.199

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Davidite-(La)	4.CC.40	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Group 9 - Silicates
ⓘ	Titanite	9.AG.15	CaTi(SiO₄)O
ⓘ	Epidote	9.BG.05a	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
Unclassified
ⓘ	'Feldspar Group'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
H	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
O	Oxygen
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
O	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
O	ⓘ Titanite	CaTi(SiO₄)O
F	Fluorine
F	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Na	Sodium
Na	ⓘ Albite	Na(AlSi₃O₈)
Al	Aluminium
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Si	Silicon
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Titanite	CaTi(SiO₄)O
Ca	Calcium
Ca	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Titanite	CaTi(SiO₄)O
Ti	Titanium
Ti	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Ti	ⓘ Titanite	CaTi(SiO₄)O
V	Vanadium
V	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Cr	Chromium
Cr	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Fe	Iron
Fe	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Fe	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Y	Yttrium
Y	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
La	Lanthanum
La	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
U	Uranium
U	ⓘ Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈

Other Regions, Features and Areas containing this locality

Mexico

Sierra Madre OccidentalMountain Range

North AmericaContinent

Sonoran DesertDesert

North America PlateTectonic Plate

USA

Arizona
- ⭔Tohono O'odham ReservationReservation

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References

Pabst, A. & R.W. Thomssen (1959), Davidite from the Quijotoa Mountains, Pima County, Arizona (abstract), Geological Society of America Bull.: 70: 1739.

Williams, S.A. (1960), A new occurrence of allanite in the Quijotoa Mountains, Pima County, Arizona, Arizona Geological Society Digest: 3: 48.

Pabst, A. (1961) X-ray crystallography of davidite.American Mineralogist, 46 (5-6) 700-718

Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995)Mineralogy of Arizona (3rd ed.). University of Arizona Press.

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Mineral List

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

References