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Rode Ranch pegmatite, Llano Co., Texas, USA

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 30° North , 98° West (est.)
Margin of Error:~40km
Locality type:Pegmatite
Köppen climate type:Cfa : Humid subtropical climate


10 miles SW of Llano on R. A. Rode ranch.

Alternative Label Names

This is a list of additional names that have been recorded for mineral labels associated with this locality in the minID database. This may include previous versions of the locality name hierarchy from mindat.org, data entry errors, and it may also include unconfirmed sublocality names or other names that can only be matched to this level.

TL Rode Ranch pegmatite, Llano Co., Texas, USA

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Standard Detailed Strunz Dana Chemical Elements

Mineral List


19 valid minerals. 1 (TL) - type locality of valid minerals. 1 erroneous literature entry.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Seaman, 1976. Pegmatite Minerals of the World; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Allanite-(Ce)
Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Reference: Economic Geology; November 1964; v. 59; no. 7; p. 1348-1360
'Allanite Group'
Formula: {A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
Reference: Ehlmann, A. J. (1970): Behoite, Beta-Be(OH)2, from thee Rode ranch pegmatite, Llano county, Texas. American Mineralogist 55: 1-9
'Bastnäsite'
Reference: Seaman, 1976. Pegmatite Minerals of the World; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Behoite (TL)
Formula: Be(OH)2
Reference: Ehlmann, A. J. (1970): Behoite, Beta-Be(OH)2, from the Rode Ranch pegmatite, Llano county, Texas. American Mineralogist 55: 1-9
'Biotite'
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Calcite
Formula: CaCO3
Reference: Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 50
'Fergusonite'
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; Ehlmann, A. J. (1970): Behoite, Beta-Be(OH)2, from thee Rode ranch pegmatite, Llano county, Texas. American Mineralogist 55: 1-9
Fluorite
Formula: CaF2
Reference: Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 50
'Gadolinite'
Reference: Januzzi, R.E. and Seaman, David M. (1976) Mineral Localities Of Connecticut and Southern New York State and Pegmatite Minerals of the World. ; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Hematite
Formula: Fe2O3
Reference: Seaman, 1976. Pegmatite Minerals of the World; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Magnetite
Formula: Fe2+Fe3+2O4
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Microcline
Formula: K(AlSi3O8)
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Reference: Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 50
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: R&M 66:3 pp 196-224
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Nontronite
Formula: Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Reference: Seaman, 1976. Pegmatite Minerals of the World; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Opal
Formula: SiO2 · nH2O
Reference: R&M 66:3 pp 196-224
Opal var: Opal-AN
Formula: SiO2 · nH2O
Reference: Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
'Pegmatite'
Reference: U.S. Geological Survey, (2005) Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Pyrite
Formula: FeS2
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Quartz
Formula: SiO2
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Tengerite-(Y) ?
Formula: Y2(CO3)3 · 2-3H2O
Description: Identified before the species was redefined.
Reference: R&M 66:3 pp 196-224; Ehlmann, A. J. (1970): Behoite, Beta-Be(OH)2, from thee Rode ranch pegmatite, Llano county, Texas. American Mineralogist 55: 1-9
'Texasite (of Crook)'
Formula: Pr2SO4O2
Description: Material described and submitted as new species to the IMA was synthetic (Peacor et al 1982).
Reference: Crook, Wilson W. III (1977) Texasite, a new mineral: the first example of a differentiated rare-earth species (American Mineralogist 62:1006-1008).; Peacor, D.R., Simmons, W.B. Jr., Essene, E.J., and Heinrich, E.W. (1982) New data on discreditation of "texasite", "albrittonite", "cuproartinite", "cuprohydromagnesite", and "yttromicrolite", with corrected data on nickelbischofite, rowlandite, and yttrocrasite. American Mineralogist 67,156-169.
Thalénite-(Y)
Formula: Y3Si3O10F
Reference: R&M 66:3 pp 196-224
'Thorogummite'
Formula: (Th,U)(SiO4)1-x(OH)4x
Reference: R&M 66:3 pp 196-224; Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284
Uraninite
Formula: UO2
Reference: Ewing, R.C. & Ehlmann, A.J. (1973) Yttrialite and uraninite, additional minerals from the Rode Ranch pegmatite, Central Mineral Region, Texas. American Mineralogist 58: 545-547.; R&M 66:3 pp. 196-224.
Yttrialite-(Y)
Formula: (Y,Th)2Si2O7
Reference: Ewing, R.C. & Ehlmann, A.J. (1973) Yttrialite and uraninite, additional minerals from the Rode Ranch pegmatite, Central Mineral Region, Texas. American Mineralogist 58: 545-547.; R&M 66:3 pp. 196-224.
Zircon
Formula: Zr(SiO4)
Reference: R&M 66:3 pp 196-224
Zircon var: Cyrtolite
Formula: Zr[(SiO4),(OH)4]
Reference: Economic Geology; November 1964; v. 59; no. 7; American Mineralogist 50:284; Ehlmann, A. J. (1970): Behoite, Beta-Be(OH)2, from thee Rode ranch pegmatite, Llano county, Texas. American Mineralogist 55: 1-9

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
'Behoite' (TL)4.FA.05aBe(OH)2
Hematite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Opal4.DA.10SiO2 · nH2O
var: Opal-AN4.DA.10SiO2 · nH2O
Quartz4.DA.05SiO2
Uraninite4.DL.05UO2
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
Tengerite-(Y) ?5.CC.10Y2(CO3)3 · 2-3H2O
Group 9 - Silicates
'Albite'9.FA.35Na(AlSi3O8)
'Allanite-(Ce)'9.BG.05b{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Microcline9.FA.30K(AlSi3O8)
Montmorillonite9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Nontronite9.EC.40Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Thalénite-(Y)9.BJ.20Y3Si3O10F
Yttrialite-(Y)9.BC.05(Y,Th)2Si2O7
Zircon9.AD.30Zr(SiO4)
var: Cyrtolite9.AD.30Zr[(SiO4),(OH)4]
Unclassified Minerals, Rocks, etc.
'Allanite Group'-{A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
'Bastnäsite'-
'Biotite'-
Fergusonite-
Gadolinite-
Garnet Group-X3Z2(SiO4)3
Pegmatite-
Texasite (of Crook) ?-Pr2SO4O2
Thorogummite-(Th,U)(SiO4)1-x(OH)4x

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO2·xH2O
Uraninite5.1.1.1UO2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
X(OH)2
Behoite (TL)6.2.2.1Be(OH)2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
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 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
'Thorogummite'51.5.2.5(Th,U)(SiO4)1-x(OH)4x
Zircon51.5.2.1Zr(SiO4)
Group 55 - SOROSILICATES Si2O7 Groups,Generally with no Additional Anions
Si2O7 Groups, Generally with no Additional Anions with cations in [6] coordination
Thalénite-(Y)55.2.1b.2Y3Si3O10F
Yttrialite-(Y)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)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Sheets of 6-membered rings with 2:1 clays
Montmorillonite71.3.1a.2(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Nontronite71.3.1a.3Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
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)
Unclassified Minerals, Rocks, etc.
'Allanite Group'-{A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
'Bastnäsite'-
'Biotite'-
'Fergusonite'-
'Gadolinite'-
'Garnet Group'-X3Z2(SiO4)3
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2
Opal
var: Opal-AN
-SiO2 · nH2O
'Pegmatite'-
'Texasite (of Crook)' ?-Pr2SO4O2
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 Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
H BehoiteBe(OH)2
H Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
H Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
H OpalSiO2 · nH2O
H Opal (var: Opal-AN)SiO2 · nH2O
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H Tengerite-(Y)Y2(CO3)3 · 2-3H2O
H Thorogummite(Th,U)(SiO4)1-x(OH)4x
BeBeryllium
Be BehoiteBe(OH)2
CCarbon
C CalciteCaCO3
C Tengerite-(Y)Y2(CO3)3 · 2-3H2O
OOxygen
O AlbiteNa(AlSi3O8)
O Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
O Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
O BehoiteBe(OH)2
O CalciteCaCO3
O Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
O Garnet GroupX3Z2(SiO4)3
O HematiteFe2O3
O MagnetiteFe2+Fe23+O4
O MicroclineK(AlSi3O8)
O Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
O MuscoviteKAl2(AlSi3O10)(OH)2
O NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
O OpalSiO2 · nH2O
O Opal (var: Opal-AN)SiO2 · nH2O
O QuartzSiO2
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O Tengerite-(Y)Y2(CO3)3 · 2-3H2O
O Texasite (of Crook)Pr2SO4O2
O Thalénite-(Y)Y3Si3O10F
O Thorogummite(Th,U)(SiO4)1-x(OH)4x
O UraniniteUO2
O Yttrialite-(Y)(Y,Th)2Si2O7
O ZirconZr(SiO4)
FFluorine
F FluoriteCaF2
F Thalénite-(Y)Y3Si3O10F
NaSodium
Na AlbiteNa(AlSi3O8)
Na Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Na NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
MgMagnesium
Mg Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
AlAluminium
Al AlbiteNa(AlSi3O8)
Al Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Al MicroclineK(AlSi3O8)
Al Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
SiSilicon
Si AlbiteNa(AlSi3O8)
Si Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Si Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
Si Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
Si Garnet GroupX3Z2(SiO4)3
Si MicroclineK(AlSi3O8)
Si Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Si OpalSiO2 · nH2O
Si Opal (var: Opal-AN)SiO2 · nH2O
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Si Thalénite-(Y)Y3Si3O10F
Si Thorogummite(Th,U)(SiO4)1-x(OH)4x
Si Yttrialite-(Y)(Y,Th)2Si2O7
Si ZirconZr(SiO4)
SSulfur
S PyriteFeS2
S Texasite (of Crook)Pr2SO4O2
KPotassium
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
CaCalcium
Ca Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Ca CalciteCaCO3
Ca FluoriteCaF2
Ca Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
FeIron
Fe Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Fe HematiteFe2O3
Fe MagnetiteFe2+Fe23+O4
Fe NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Fe PyriteFeS2
YYttrium
Y Tengerite-(Y)Y2(CO3)3 · 2-3H2O
Y Thalénite-(Y)Y3Si3O10F
Y Yttrialite-(Y)(Y,Th)2Si2O7
ZrZirconium
Zr Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
Zr ZirconZr(SiO4)
CeCerium
Ce Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
PrPraseodymium
Pr Texasite (of Crook)Pr2SO4O2
ThThorium
Th Thorogummite(Th,U)(SiO4)1-x(OH)4x
UUranium
U Thorogummite(Th,U)(SiO4)1-x(OH)4x
U UraniniteUO2

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Ehlmann, A.J., Walper, J.L., and Williams, J. (1964) A new, Baringer Hill type, rare earth pegmatite from the Central Mineral Region, Texas. Economic Geology 59: 1348-1360.
American Mineralogist: 50: 284.
Ehlmann, A.J. (1970) Behoite, Beta-Be(OH)2, from the Rode Ranch pegmatite, Llano county, Texas. American Mineralogist 55: 1-9.
Ewing, R.C. and Ehlmann, A.J. (1973) Yttrialite and uraninite, additional minerals from the Rode Ranch pegmatite, Central Mineral Region, Texas. American Mineralogist 58: 545-547.
Januzzi, R.E. and Seaman, David M. (1976) Mineral Localities Of Connecticut and Southern New York State and Pegmatite Minerals of the World.
Crook, W.W., III (1977) Texasite, a new mineral: the first example of a differentiated rare-earth species. American Mineralogist 62, 1006-1008.
Peacor, D.R., Simmons, W.B. Jr., Essene, E.J., and Heinrich, E.W. (1982) New data on discreditation of "texasite", "albrittonite", "cuproartinite", "cuprohydromagnesite", and "yttromicrolite", with corrected data on nickelbischofite, rowlandite, and yttrocrasite. American Mineralogist 67: 156-169.


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