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Christmas Mts, Brewster Co., Texas, USAi
Regional Level Types
Christmas MtsMountain Range
Brewster Co.County
TexasState
USACountry

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Key
Latitude & Longitude (WGS84):
29° North , 103° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~8km
Locality type:
Köppen climate type:


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Regions containing this locality

North America PlateTectonic Plate

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Standard Detailed Strunz Dana Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

28 valid minerals.

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!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

Detailed Mineral List:

Anhydrite
Formula: CaSO4
Reference: R&M 66:3 pp 196-224
Aragonite
Formula: CaCO3
Reference: R&M 66:3 pp 196-224
Bredigite
Formula: Ca7Mg(SiO4)4
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Calcite
Formula: CaCO3
Localities: Reported from at least 8 localities in this region.
Carnotite
Formula: K2(UO2)2(VO4)2 · 3H2O
Reference: U.S. Geological Survey,2005,Mineral Resources Data System :U.S. Geological Survey,Reston, Virginia
Cinnabar
Formula: HgS
Ferrimolybdite
Formula: Fe2(MoO4)3 · nH2O
Fluorite
Formula: CaF2
Localities: Reported from at least 9 localities in this region.
Grossular
Formula: Ca3Al2(SiO4)3
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Gypsum
Formula: CaSO4 · 2H2O
Hematite
Formula: Fe2O3
Reference: R&M 66:3 pp 196-224
Kilchoanite
Formula: Ca6(SiO4)(Si3O10)
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Larnite
Formula: Ca2SiO4
Reference: Rocks & Minerals (1991): 66:3: 196-224.
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: BEG Min Res Circ 73
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Rocks & Minerals (1991): 66:3: 196-224.
'Melilite Group'
Formula: Ca2M(XSiO7)
Reference: Rocks & Minerals (1991): 66:3: 196-224.; American Mineralogist: 59: 694-699.
Merwinite
Formula: Ca3Mg(SiO4)2
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Molybdenite
Formula: MoS2
Monticellite
Formula: CaMgSiO4
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Opal
Formula: SiO2 · nH2O
Reference: R&M 66:3 pp 196-224
Perovskite
Formula: CaTiO3
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Localities: Reported from at least 6 localities in this region.
Quartz var: Chalcedony
Formula: SiO2
Reference: BEG Min Res Circ 73
Rankinite
Formula: Ca3Si2O7
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Siderite
Formula: FeCO3
Spurrite
Formula: Ca5(SiO4)2(CO3)
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Tilleyite
Formula: Ca5(Si2O7)(CO3)2
Reference: Rocks & Minerals (1991): 66:3: 196-224.
Uraninite ?
Formula: UO2
Reference: R&M 66:3 pp 196-224
Vesuvianite
Formula: (Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Reference: Rocks & Minerals: 66(3): 196-224; American Mineralogist: 59: 694-699.
'Wad'
Reference: BEG Min Res Circ 73
Wollastonite
Formula: CaSiO3
Reference: Rocks & Minerals (1991): 66:3: 196-224.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Cinnabar2.CD.15aHgS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Carnotite4.HB.05K2(UO2)2(VO4)2 · 3H2O
Hematite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Opal4.DA.10SiO2 · nH2O
Perovskite4.CC.30CaTiO3
Quartz4.DA.05SiO2
var: Chalcedony4.DA.05SiO2
Uraninite ?4.DL.05UO2
Group 5 - Nitrates and Carbonates
Aragonite5.AB.15CaCO3
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anhydrite7.AD.30CaSO4
Ferrimolybdite7.GB.30Fe2(MoO4)3 · nH2O
Gypsum7.CD.40CaSO4 · 2H2O
Group 9 - Silicates
Bredigite9.AD.20Ca7Mg(SiO4)4
Grossular9.AD.25Ca3Al2(SiO4)3
Kilchoanite9.BJ.45Ca6(SiO4)(Si3O10)
Larnite9.AD.05Ca2SiO4
Merwinite9.AD.15Ca3Mg(SiO4)2
Monticellite9.AC.10CaMgSiO4
Rankinite9.BC.15Ca3Si2O7
Spurrite9.AH.15Ca5(SiO4)2(CO3)
Tilleyite9.BE.82Ca5(Si2O7)(CO3)2
Vesuvianite9.BG.35(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Wollastonite9.DG.05CaSiO3
Unclassified Minerals, Rocks, etc.
'Limonite'-(Fe,O,OH,H2O)
'Melilite Group'-Ca2M(XSiO7)
'Wad'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Cinnabar2.8.14.1HgS
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Perovskite4.3.3.1CaTiO3
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO2·xH2O
Uraninite ?5.1.1.1UO2
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
Siderite14.1.1.3FeCO3
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Anhydrite28.3.2.1CaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB2(XO4)2·xH2O, containing (UO2)2+
Carnotite40.2a.28.1K2(UO2)2(VO4)2 · 3H2O
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 all cations in octahedral [6] coordination
Monticellite51.3.2.1CaMgSiO4
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Bredigite51.4.1.1Ca7Mg(SiO4)4
Grossular51.4.3b.2Ca3Al2(SiO4)3
Merwinite51.4.2.1Ca3Mg(SiO4)2
Insular SiO4 Groups Only with cations in >[6] coordination
Larnite51.5.1.1Ca2SiO4
Group 53 - NESOSILICATES Insular SiO4 Groups and Other Anions or Complex Cations
Insular SiO4 Groups and Other Anions of Complex Cations with (CO3)
Spurrite53.1.1.1Ca5(SiO4)2(CO3)
Group 55 - SOROSILICATES Si2O7 Groups,Generally with no Additional Anions
Si2O7 Groups, Generally with no Additional Anions with cations in [7] coordination
Rankinite55.3.1.1Ca3Si2O7
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination
Tilleyite56.2.9.1Ca5(Si2O7)(CO3)2
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)
Vesuvianite58.2.4.1(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Insular, Mixed, Single, and Larger Tetrahedral Groups with insular single and triple groups (n=1, 3)
Kilchoanite58.3.2.1Ca6(SiO4)(Si3O10)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=3
Wollastonite65.2.1.1cCaSiO3
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
Unclassified Minerals, Mixtures, etc.
Aragonite-CaCO3
'Limonite'-(Fe,O,OH,H2O)
'Melilite Group'-Ca2M(XSiO7)
Quartz
var: Chalcedony
-SiO2
'Wad'-

List of minerals for each chemical element

HHydrogen
H GypsumCaSO4 · 2H2O
H OpalSiO2 · nH2O
H FerrimolybditeFe2(MoO4)3 · nH2O
H Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
H Limonite(Fe,O,OH,H2O)
H CarnotiteK2(UO2)2(VO4)2 · 3H2O
BBoron
B Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
CCarbon
C AragoniteCaCO3
C CalciteCaCO3
C SideriteFeCO3
C SpurriteCa5(SiO4)2(CO3)
C TilleyiteCa5(Si2O7)(CO3)2
OOxygen
O AnhydriteCaSO4
O AragoniteCaCO3
O CalciteCaCO3
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O OpalSiO2 · nH2O
O SideriteFeCO3
O FerrimolybditeFe2(MoO4)3 · nH2O
O QuartzSiO2
O BredigiteCa7Mg(SiO4)4
O GrossularCa3Al2(SiO4)3
O KilchoaniteCa6(SiO4)(Si3O10)
O LarniteCa2SiO4
O MagnetiteFe2+Fe23+O4
O Melilite GroupCa2M(XSiO7)
O MonticelliteCaMgSiO4
O PerovskiteCaTiO3
O RankiniteCa3Si2O7
O SpurriteCa5(SiO4)2(CO3)
O TilleyiteCa5(Si2O7)(CO3)2
O Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
O WollastoniteCaSiO3
O MerwiniteCa3Mg(SiO4)2
O Limonite(Fe,O,OH,H2O)
O Quartz (var: Chalcedony)SiO2
O CarnotiteK2(UO2)2(VO4)2 · 3H2O
O UraniniteUO2
FFluorine
F FluoriteCaF2
F Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
NaSodium
Na Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
MgMagnesium
Mg BredigiteCa7Mg(SiO4)4
Mg MonticelliteCaMgSiO4
Mg Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Mg MerwiniteCa3Mg(SiO4)2
AlAluminium
Al GrossularCa3Al2(SiO4)3
Al Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
SiSilicon
Si OpalSiO2 · nH2O
Si QuartzSiO2
Si BredigiteCa7Mg(SiO4)4
Si GrossularCa3Al2(SiO4)3
Si KilchoaniteCa6(SiO4)(Si3O10)
Si LarniteCa2SiO4
Si Melilite GroupCa2M(XSiO7)
Si MonticelliteCaMgSiO4
Si RankiniteCa3Si2O7
Si SpurriteCa5(SiO4)2(CO3)
Si TilleyiteCa5(Si2O7)(CO3)2
Si Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Si WollastoniteCaSiO3
Si MerwiniteCa3Mg(SiO4)2
Si Quartz (var: Chalcedony)SiO2
SSulfur
S AnhydriteCaSO4
S CinnabarHgS
S GypsumCaSO4 · 2H2O
S PyriteFeS2
S MolybdeniteMoS2
KPotassium
K CarnotiteK2(UO2)2(VO4)2 · 3H2O
CaCalcium
Ca AnhydriteCaSO4
Ca AragoniteCaCO3
Ca CalciteCaCO3
Ca GypsumCaSO4 · 2H2O
Ca FluoriteCaF2
Ca BredigiteCa7Mg(SiO4)4
Ca GrossularCa3Al2(SiO4)3
Ca KilchoaniteCa6(SiO4)(Si3O10)
Ca LarniteCa2SiO4
Ca Melilite GroupCa2M(XSiO7)
Ca MonticelliteCaMgSiO4
Ca PerovskiteCaTiO3
Ca RankiniteCa3Si2O7
Ca SpurriteCa5(SiO4)2(CO3)
Ca TilleyiteCa5(Si2O7)(CO3)2
Ca Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Ca WollastoniteCaSiO3
Ca MerwiniteCa3Mg(SiO4)2
TiTitanium
Ti PerovskiteCaTiO3
VVanadium
V CarnotiteK2(UO2)2(VO4)2 · 3H2O
FeIron
Fe HematiteFe2O3
Fe PyriteFeS2
Fe SideriteFeCO3
Fe FerrimolybditeFe2(MoO4)3 · nH2O
Fe MagnetiteFe2+Fe23+O4
Fe Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Fe Limonite(Fe,O,OH,H2O)
MoMolybdenum
Mo FerrimolybditeFe2(MoO4)3 · nH2O
Mo MolybdeniteMoS2
BaBarium
Ba BredigiteCa7Mg(SiO4)4
HgMercury
Hg CinnabarHgS
UUranium
U CarnotiteK2(UO2)2(VO4)2 · 3H2O
U UraniniteUO2

Localities in this Region


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