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Baringer Hill (Barringer Hill), Bluffton, Llano Co., Texas, USA

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Latitude & Longitude (WGS84): 30° 46' 40'' North , 98° 25' 59'' West
Latitude & Longitude (decimal): 30.77799,-98.43311
GeoHash:G#: 9v6p04gny
Locality type:Hill
Köppen climate type:Cfa : Humid subtropical climate


Pegmatite, 26 km west of Burnet. Now under Lake Buchanan (1938).

There is also a newly discovered nearby pegmatite (see http://www.mindat.org/mesg-17-45976.html).

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


38 valid minerals. 2 (TL) - type locality of valid minerals. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Am Min (1932) Volume 17, pages 381-390,
Allanite-(Ce)
Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Reference: John Putnam Marble (1940) Allanite from Barringer Hill, Llano County, Texas. American Mineralogist 25:168-173.
Allanite-(La) ?
Formula: {CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Description: Analysis showed an excess of La2O3 and others, over Ce2O3. The actual La content may not be more than Ce.
Reference: Orlandi, P. & Pasero, M. (2006): Allanite-(La) from Buca della Vena mine, Apuan Alps, Italy, an epidote-group mineral. Canadian Mineralogist, 44, 63-68.; John Putnam Marble (1940) Allanite from Barringer Hill, Llano County, Texas. American Mineralogist 25:168-173
Allanite-(Y) ?
Formula: {CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Description: Rarely contains more than 2.5% Y - Hess (1908)
Reference: U.S.Geological Survey Bulletin 340 (1908): 286-294.
Autunite
Formula: Ca(UO2)2(PO4)2 · 11H2O
Reference: Am Min (1932) Volume 17, pages 381-390,
'Bastnäsite'
Reference: Canadian Mineralogist (1961): 6: 576-581.
'Biotite'
Reference: Am Min (1932) Volume 17, pages 381-390,
Cassiterite ?
Formula: SnO2
Description: Found near Barringer Hill
Reference: Emmons, Samuel Franklin; Eckel, Edwin C. (1905) Contributions to economic geology, 1904. USGS Bulletin 260
Chalcopyrite
Formula: CuFeS2
Reference: Am Min (1932) Volume 17, pages 381-390,
'Columbite-(Fe)-Columbite-(Mn) Series'
Reference: R&M 66:3 pp 196-224
Copiapite
Formula: Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
'Feldspar Group'
Reference: Am Min (1932) Volume 17, pages 381-390,
'Feldspar Group var: Perthite'
Reference: Am Min (1932) Volume 17, pages 381-390,
'Fergusonite'
Reference: Am Min (1932) Volume 17, pages 381-390,
Fergusonite-(Y)
Formula: YNbO4
Reference: American Mineralogist (1925): 10: 77
Ferrimolybdite
Formula: Fe2(MoO4)3 · nH2O
Reference: R&M 66:3 pp 196-224
Fluorite
Formula: CaF2
Reference: Am Min (1932) Volume 17, pages 381-390,
Fluorite var: Chlorophane
Formula: CaF2
Reference: Art Smith (2008) The Baringer Hill Pegmatite, Llano County, Texas Back Benders Gazette Volume XXXIX - No. 9 pp 6-19
'Gadolinite'
Reference: Canadian Mineralogist (1961): 6: 576-581.; Am Min (1932) Volume 17, pages 381-390,
Gadolinite-(Y)
Formula: Y2Fe2+Be2Si2O10
Reference: Yale Peabody Museum; Hidden, W. E. and J. B. Mackintosh 1889. A description of several yttria and thoria minerals from Llano County, Texas. American Journal of Science 3rd ser. 38:474– 486.
'Gummite'
Reference: USGS Bulletin 340, pp. 286-294. (1908); Am Min (1932) Volume 17, pages 381-390,
Hematite
Formula: Fe2O3
Reference: Am Min (1932) Volume 17, pages 381-390,
Ilmenite
Formula: Fe2+TiO3
Reference: Am Min (1932) Volume 17, pages 381-390,
'Lanthanite'
Reference: Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols; Hess, F. L. 1908. Minerals of the rare-earth metals at Baringer Hill, Llano County, Texas. U.S. Geological Survey Bulletin 340. 286-294.
'Lepidolite' ?
Reference: Am Min (1932) Volume 17, pages 381-390,
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Am Min (1932) Volume 17, pages 381-390,
Microcline
Formula: K(AlSi3O8)
Reference: Am Min (1932) Volume 17, pages 381-390,
Molybdenite
Formula: MoS2
Reference: Am Min (1932) Volume 17, pages 381-390,
Molybdite
Formula: MoO3
Reference: R&M 66:3 pp 196-224
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia
Opal
Formula: SiO2 · nH2O
Reference: R&M 66:3 pp 196-224
Orthoclase
Formula: K(AlSi3O8)
Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: R&M 66:3 pp 196-224
Polycrase-(Y)
Formula: Y(Ti,Nb)2(O,OH)6
Reference: Am Min (1932) Volume 17, pages 381-390,
Powellite
Formula: Ca(MoO4)
Reference: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 1081.
Pyrite
Formula: FeS2
Reference: Am Min (1932) Volume 17, pages 381-390,
Quartz
Formula: SiO2
Reference: Am Min (1932) Volume 17, pages 381-390,
Quartz var: Amethyst
Formula: SiO2
Reference: AmMin 17:381-390; Am Min (1932) Volume 17, pages 381-390,
Quartz var: Milky Quartz
Formula: SiO2
Reference: AmMin 17:381-390
Quartz var: Smoky Quartz
Formula: SiO2
Description: Crystals to 600 pounds
Reference: Am Min (1932) Volume 17, pages 381-390,
Rowlandite-(Y) (TL)
Formula: (Y,Ce)4Fe2+(Si2O7)2F2 (?)
Reference: CM 6 (1961), 576; Canadian Mineralogist (1961): 6: 576-581.; Am Min (1932) Volume 17, pages 381-390,
Rutile
Formula: TiO2
Reference: Am Min (1932) Volume 17, pages 381-390,
Samarskite-(Y) ?
Formula: (Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
Reference: R&M 66:3 pp 196-224
Sphalerite
Formula: ZnS
Reference: Am Min (1932) Volume 17, pages 381-390,
Stibnite ?
Formula: Sb2S3
Reference: R&M 66:3 pp 196-224
Tengerite-(Y) ?
Formula: Y2(CO3)3 · 2-3H2O
Description: Identified before the species was redefined.
Reference: Bulletin of the Chemical Society of Japan Vol.45 , No.8(1972)pp.2476-2479
Thorite
Formula: Th(SiO4)
Reference: R&M 66:3 pp 196-224
'Thorogummite' (FRL)
Formula: (Th,U)(SiO4)1-x(OH)4x
Reference: AM 38 (1953), 1007
Tveitite-(Y)
Formula: (Y, Na)6Ca6Ca6F42
Colour: white, cream-yellow
Description: as 0.1-1mm inclusions in yttrian fluorite
Reference: Crook, W. B. (1978): Tveitite from the Barringer Hill District, Texas. Mineralogical Record. 9(6): 387.
Uraninite
Formula: UO2
Reference: R&M 66:3 pp 196-224; Am Min (1932) Volume 17, pages 381-390,
Vesuvianite
Formula: (Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Reference: R&M 66:3 pp 196-224
Yttrialite-(Y) (TL)
Formula: (Y,Th)2Si2O7
Reference: Dana 6; Canadian Mineralogist (1961): 6: 576-581.; Am Min (1932) Volume 17, pages 381-390,
'Yttrocrasite-(Y)'
Formula: (Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
Reference: [MinRec 7:182-183]
Zircon
Formula: Zr(SiO4)
Reference: R&M 66:3 pp 196-224
Zircon var: Cyrtolite
Formula: Zr[(SiO4),(OH)4]
Reference: Am Min (1932) Volume 17, pages 381-390,

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Molybdenite2.EA.30MoS2
'Pyrite'2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Stibnite ?2.DB.05Sb2S3
Group 3 - Halides
Fluorite3.AB.25CaF2
var: Chlorophane3.AB.25CaF2
Tveitite-(Y)3.AB.30(Y, Na)6Ca6Ca6F42
Group 4 - Oxides and Hydroxides
Cassiterite ?4.DB.05SnO2
Hematite4.CB.05Fe2O3
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Molybdite4.E0.10MoO3
Opal4.DA.10SiO2 · nH2O
'Polycrase-(Y)'4.DG.05Y(Ti,Nb)2(O,OH)6
'Quartz'4.DA.05SiO2
var: Amethyst4.DA.05SiO2
var: Milky Quartz4.DA.05SiO2
var: Smoky Quartz4.DA.05SiO2
'Rutile'4.DB.05TiO2
'Samarskite-(Y)' ?4.DB.25(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
Uraninite4.DL.05UO2
Yttrocrasite-(Y)4.DG.05(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
Group 5 - Nitrates and Carbonates
Tengerite-(Y) ?5.CC.10Y2(CO3)3 · 2-3H2O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Copiapite7.DB.35Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
Fergusonite-(Y)7.GA.05YNbO4
Ferrimolybdite7.GB.30Fe2(MoO4)3 · nH2O
'Powellite'7.GA.05Ca(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Autunite8.EB.05Ca(UO2)2(PO4)2 · 11H2O
Group 9 - Silicates
'Albite'9.FA.35Na(AlSi3O8)
'Allanite-(Ce)'9.BG.05b{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
'Allanite-(La)' ?9.BG.05b{CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
'Allanite-(Y)' ?9.BG.05b{CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Gadolinite-(Y)9.AJ.20Y2Fe2+Be2Si2O10
Microcline9.FA.30K(AlSi3O8)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Orthoclase9.FA.30K(AlSi3O8)
'Phlogopite'9.EC.20KMg3(AlSi3O10)(OH)2
'Rowlandite-(Y)' (TL)9.HG.20(Y,Ce)4Fe2+(Si2O7)2F2 (?)
Thorite9.AD.30Th(SiO4)
Vesuvianite9.BG.35(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Yttrialite-(Y) (TL)9.BC.05(Y,Th)2Si2O7
Zircon9.AD.30Zr(SiO4)
var: Cyrtolite9.AD.30Zr[(SiO4),(OH)4]
Unclassified Minerals, Rocks, etc.
Bastnäsite-
Biotite-
Columbite-(Fe)-Columbite-(Mn) Series-
Feldspar Group-
'var: Perthite'-
Fergusonite-
Gadolinite-
Gummite-
Lanthanite-
Lepidolite ?-
Thorogummite (TL)-(Th,U)(SiO4)1-x(OH)4x

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 2:3
Stibnite ?2.11.2.1Sb2S3
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Cassiterite ?4.4.1.5SnO2
Rutile4.4.1.1TiO2
AX3
Molybdite4.5.1.1MoO3
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO2·xH2O
Uraninite5.1.1.1UO2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
ABO4
Fergusonite-(Y)8.1.1.1YNbO4
Samarskite-(Y) ?8.1.11.1(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
AB2O6
Polycrase-(Y)8.3.8.1Y(Ti,Nb)2(O,OH)6
'Yttrocrasite-(Y)'8.3.8.4(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Tveitite-(Y)9.2.1.3(Y, Na)6Ca6Ca6F42
Group 15 - HYDRATED NORMAL CARBONATES
AmBn(XO3)p·xH2O, with (m+n):p < 1:1
Tengerite-(Y) ?15.4.3.1Y2(CO3)3 · 2-3H2O
Group 31 - HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
Miscellaneous
Copiapite31.10.5.1Fe2+Fe3+4(SO4)6(OH)2 · 20H2O
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB2(XO4)2·xH2O, containing (UO2)2+
Autunite40.2a.1.1Ca(UO2)2(PO4)2 · 11H2O
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Powellite48.1.2.2Ca(MoO4)
Group 49 - HYDRATED MOLYBDATES AND TUNGSTATES
Hydrated Normal Molybdates and Tungstates
Ferrimolybdite49.2.1.1Fe2(MoO4)3 · nH2O
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Thorite51.5.2.3Th(SiO4)
'Thorogummite' (FRL)51.5.2.5(Th,U)(SiO4)1-x(OH)4x
Zircon51.5.2.1Zr(SiO4)
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with B in [4] coordination
Gadolinite-(Y)54.2.1b.3Y2Fe2+Be2Si2O10
Group 55 - SOROSILICATES Si2O7 Groups,Generally with no Additional Anions
Si2O7 Groups, Generally with no Additional Anions with cations in [6] coordination
Rowlandite-(Y) (TL)55.2.1b.1(Y,Ce)4Fe2+(Si2O7)2F2 (?)
Yttrialite-(Y) (TL)55.2.1b.3(Y,Th)2Si2O7
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Allanite-(Ce)58.2.1a.1{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Allanite-(La) ?58.2.1a.2{CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Allanite-(Y) ?58.2.1a.3{CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Vesuvianite58.2.4.1(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Opal75.2.1.1SiO2 · nH2O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Microcline76.1.1.5K(AlSi3O8)
Orthoclase76.1.1.1K(AlSi3O8)
Unclassified Minerals, Rocks, etc.
'Bastnäsite'-
'Biotite'-
'Columbite-(Fe)-Columbite-(Mn) Series'-
'Feldspar Group'-
'var: Perthite'-
'Fergusonite'-
Fluorite
var: Chlorophane
-CaF2
'Gadolinite'-
'Gummite'-
'Lanthanite'-
'Lepidolite' ?-
Quartz
var: Amethyst
-SiO2
var: Milky Quartz-SiO2
var: Smoky Quartz-SiO2
Zircon
var: Cyrtolite
-Zr[(SiO4),(OH)4]

List of minerals for each chemical element

HHydrogen
H Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
H Allanite-(La){CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
H Allanite-(Y){CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
H AutuniteCa(UO2)2(PO4)2 · 11H2O
H CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
H Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
H FerrimolybditeFe2(MoO4)3 · nH2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H OpalSiO2 · nH2O
H PhlogopiteKMg3(AlSi3O10)(OH)2
H Polycrase-(Y)Y(Ti,Nb)2(O,OH)6
H Tengerite-(Y)Y2(CO3)3 · 2-3H2O
H Thorogummite(Th,U)(SiO4)1-x(OH)4x
H Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
H Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
BeBeryllium
Be Gadolinite-(Y)Y2Fe2+Be2Si2O10
BBoron
B Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
CCarbon
C Tengerite-(Y)Y2(CO3)3 · 2-3H2O
OOxygen
O AlbiteNa(AlSi3O8)
O Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
O Allanite-(La){CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
O Allanite-(Y){CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
O Quartz (var: Amethyst)SiO2
O AutuniteCa(UO2)2(PO4)2 · 11H2O
O CassiteriteSnO2
O CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
O Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
O Fergusonite-(Y)YNbO4
O FerrimolybditeFe2(MoO4)3 · nH2O
O Gadolinite-(Y)Y2Fe2+Be2Si2O10
O HematiteFe2O3
O IlmeniteFe2+TiO3
O MagnetiteFe2+Fe23+O4
O MicroclineK(AlSi3O8)
O Quartz (var: Milky Quartz)SiO2
O MolybditeMoO3
O MuscoviteKAl2(AlSi3O10)(OH)2
O OpalSiO2 · nH2O
O OrthoclaseK(AlSi3O8)
O PhlogopiteKMg3(AlSi3O10)(OH)2
O Polycrase-(Y)Y(Ti,Nb)2(O,OH)6
O PowelliteCa(MoO4)
O QuartzSiO2
O Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)
O RutileTiO2
O Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
O Quartz (var: Smoky Quartz)SiO2
O Tengerite-(Y)Y2(CO3)3 · 2-3H2O
O ThoriteTh(SiO4)
O Thorogummite(Th,U)(SiO4)1-x(OH)4x
O UraniniteUO2
O Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
O Yttrialite-(Y)(Y,Th)2Si2O7
O Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
O ZirconZr(SiO4)
FFluorine
F Fluorite (var: Chlorophane)CaF2
F FluoriteCaF2
F Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)
F Tveitite-(Y)(Y, Na)6Ca6Ca6F42
F Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
NaSodium
Na AlbiteNa(AlSi3O8)
Na Tveitite-(Y)(Y, Na)6Ca6Ca6F42
Na Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
MgMagnesium
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
AlAluminium
Al AlbiteNa(AlSi3O8)
Al Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Al Allanite-(La){CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Al Allanite-(Y){CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Al MicroclineK(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al OrthoclaseK(AlSi3O8)
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
SiSilicon
Si AlbiteNa(AlSi3O8)
Si Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Si Allanite-(La){CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Si Allanite-(Y){CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Si Quartz (var: Amethyst)SiO2
Si Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
Si Gadolinite-(Y)Y2Fe2+Be2Si2O10
Si MicroclineK(AlSi3O8)
Si Quartz (var: Milky Quartz)SiO2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si OpalSiO2 · nH2O
Si OrthoclaseK(AlSi3O8)
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si QuartzSiO2
Si Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)
Si Quartz (var: Smoky Quartz)SiO2
Si ThoriteTh(SiO4)
Si Thorogummite(Th,U)(SiO4)1-x(OH)4x
Si Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Si Yttrialite-(Y)(Y,Th)2Si2O7
Si ZirconZr(SiO4)
PPhosphorus
P AutuniteCa(UO2)2(PO4)2 · 11H2O
SSulfur
S ChalcopyriteCuFeS2
S CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
S MolybdeniteMoS2
S PyriteFeS2
S SphaleriteZnS
S StibniteSb2S3
KPotassium
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
K OrthoclaseK(AlSi3O8)
K PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Ca Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Ca Allanite-(La){CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Ca Allanite-(Y){CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Ca AutuniteCa(UO2)2(PO4)2 · 11H2O
Ca Fluorite (var: Chlorophane)CaF2
Ca FluoriteCaF2
Ca PowelliteCa(MoO4)
Ca Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
Ca Tveitite-(Y)(Y, Na)6Ca6Ca6F42
Ca Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Ca Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
TiTitanium
Ti IlmeniteFe2+TiO3
Ti Polycrase-(Y)Y(Ti,Nb)2(O,OH)6
Ti RutileTiO2
Ti Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
FeIron
Fe Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Fe Allanite-(La){CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Fe Allanite-(Y){CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Fe ChalcopyriteCuFeS2
Fe CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
Fe FerrimolybditeFe2(MoO4)3 · nH2O
Fe Gadolinite-(Y)Y2Fe2+Be2Si2O10
Fe HematiteFe2O3
Fe IlmeniteFe2+TiO3
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
Fe Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)
Fe Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
Fe Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Fe Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
CuCopper
Cu ChalcopyriteCuFeS2
ZnZinc
Zn SphaleriteZnS
YYttrium
Y Allanite-(Y){CaY}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Y Fergusonite-(Y)YNbO4
Y Gadolinite-(Y)Y2Fe2+Be2Si2O10
Y Polycrase-(Y)Y(Ti,Nb)2(O,OH)6
Y Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)
Y Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
Y Tengerite-(Y)Y2(CO3)3 · 2-3H2O
Y Tveitite-(Y)(Y, Na)6Ca6Ca6F42
Y Yttrialite-(Y)(Y,Th)2Si2O7
Y Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
ZrZirconium
Zr Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
Zr ZirconZr(SiO4)
NbNiobium
Nb Fergusonite-(Y)YNbO4
Nb Polycrase-(Y)Y(Ti,Nb)2(O,OH)6
Nb Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
MoMolybdenum
Mo FerrimolybditeFe2(MoO4)3 · nH2O
Mo MolybdeniteMoS2
Mo MolybditeMoO3
Mo PowelliteCa(MoO4)
SnTin
Sn CassiteriteSnO2
SbAntimony
Sb StibniteSb2S3
LaLanthanum
La Allanite-(La){CaLa}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
CeCerium
Ce Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Ce Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)
TaTantalum
Ta Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
ThThorium
Th Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
Th ThoriteTh(SiO4)
Th Thorogummite(Th,U)(SiO4)1-x(OH)4x
Th Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
UUranium
U AutuniteCa(UO2)2(PO4)2 · 11H2O
U Samarskite-(Y)(Y,Fe3+,Fe2+,U,Th,Ca)2(Nb,Ta)2O8
U Thorogummite(Th,U)(SiO4)1-x(OH)4x
U UraniniteUO2
U Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Ma



ID: 2735018
water

Age: Anthropocene ( Ma)

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Mesoproterozoic
1000 - 1600 Ma



ID: 3191604
Mesoproterozoic crystalline metamorphic rocks

Age: Mesoproterozoic (1000 - 1600 Ma)

Comments: Llano Uplift

Lithology: Schist; paragneiss

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Hidden, W. E. and Mackintosh, J.B. (1889) A description of several yttria and thoria minerals from Llano County, Texas. American Journal of Science, 3rd series: 38: 474–486.
Dana, E.S. (1892) System of Mineralogy, 6th. Edition, New York: 1082.
Emmons, Samuel Franklin and Eckel, Edwin C. (1905) Contributions to Economic Geology, 1904.
Hess, F.L. (1908) Minerals of the rare earth metals at Barringer Hill, Llano Co., Texas. in USGS Bulletin 340: Contributions to Economic Geology, Part I. Metals and nonmetals, except fuels: 286-294.
Landes, K.K. (1932) The Barringer Hill, Texas, pegmatite. American Mineralogist 17: 381-390.
Marble, John Putnam (1940) Allanite from Barringer Hill, Llano County, Texas. American Mineralogist: 25: 168-173.
Palache, Charles, Berman, Harry, and Frondel, Clifford (1944) The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 761.
Palache, C., Berman, H., and Frondel, C. (1951) The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 1081.
Canadian Mineralogist (1961) 6: 576.
Bulletin of the Chemical Society of Japan (1972) 45(8): 2476-2479.
Crook, W.W. III (1976) Yttrocrasite from central Texas. Mineralogical Record 7:4, 182-183.
Crook, W.W.III (1977) New data on yttrocrasite form the Clear Creek pegmatite, Burnet County, Texas. American Mineralogist 62 (9-10), 1009-1011.
Crook, W.B. (1978) Tveitite from the Barringer Hill District, Texas. Mineralogical Record 9(6), 387.
Rocks & Minerals (1991) 66(3): 196-224.
Orlandi, P. and Pasero, M. (2006) Allanite-(La) from Buca della Vena mine, Apuan Alps, Italy, an epidote-group mineral. Canadian Mineralogist: 44: 63-68.
Smith, Art (2008) The Baringer Hill Pegmatite, Llano County, Texas Back Benders Gazette Volume XXXIX(9): 6-19.

External Links



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