Kerr Basin, North America Platei
| Regional Level Types | |
|---|---|
| Kerr Basin | Basin |
| North America Plate | Tectonic Plate |
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Type:
Age:
541 ± 1.0 to 252.17 ± 0.06 Ma
Geologic Time:
Largest Settlements:
| Place | Population |
|---|---|
| San Antonio | 1,469,845 (2017) |
| New Braunfels | 70,543 (2017) |
| San Marcos | 60,684 (2017) |
| Schertz | 37,938 (2017) |
| Kyle | 35,733 (2017) |
| Cibolo | 26,637 (2017) |
The Kerr Basin is a medium Paleozoic foreland basin in south-central Texas. It includes both the unfaulted, normal faulted, and thrust faulted and folded components of the area. It is bordered on the east by an arbitrary northwest-southeast line separating it from the Fort Worth Basin, on the southeast by the Mesozoic normal faults of the Gulf of Mexico Basin, here termed the Balcones Fault Zone, on the west by the Devils River Uplift, on the northwest by the Edwards Arch, and on the north by closing structural contours coming off of the Llano Uplift.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded from this region.Mineral List
Mineral list contains entries from the region specified including sub-localities28 valid minerals.
Rock Types Recorded
Note: 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
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Aegirine Formula: NaFe3+Si2O6 |
| ⓘ Armalcolite ? Formula: (Mg,Fe2+)Ti2O5 |
| ⓘ Augite Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| ⓘ Baryte Formula: BaSO4 |
| ⓘ Bicchulite Formula: Ca2(Al2SiO6)(OH)2 Locality: Taylor Hills, Uvalde County, Texas, USA |
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Celestine Formula: SrSO4 |
| ⓘ Chamosite Formula: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| ⓘ Chromite Formula: Fe2+Cr3+2O4 |
| ⓘ 'Clinopyroxene Subgroup' |
| ⓘ Datolite Formula: CaB(SiO4)(OH) |
| ⓘ 'Fayalite-Forsterite Series' |
| ⓘ Forsterite Formula: Mg2SiO4 |
| ⓘ Gehlenite Formula: Ca2Al[AlSiO7] Locality: Taylor Hills, Uvalde County, Texas, USA |
| ⓘ Goethite Formula: Fe3+O(OH) |
| ⓘ Gonnardite Formula: (Na,Ca)2(Si,Al)5O10 · 3H2O |
| ⓘ Halloysite Formula: Al2(Si2O5)(OH)4 |
| ⓘ Hematite Formula: Fe2O3 References: |
| ⓘ Ilmenite Formula: Fe2+TiO3 |
| ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 |
| ⓘ 'Limonite' |
| ⓘ 'Limonite var. Bean Ore' Formula: FeO(OH) · nH2O Locality: Helotes, Bexar County, Texas, USA |
| ⓘ Lizardite Formula: Mg3(Si2O5)(OH)4 References: |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 Description: Magnetite (terrestrial weatherate) — Observed by Ramdohr (1973) |
| ⓘ 'Melilite Group' Formula: Ca2M(XSiO7) |
| ⓘ Native Iron Formula: Fe |
| ⓘ Native Iron var. Kamacite Formula: (Fe,Ni) |
| ⓘ Nepheline Formula: Na3K(Al4Si4O16) |
| ⓘ 'Orthopyroxene Subgroup' Description: Classification as a 'Olivine-bronzite' chondrite. |
| ⓘ 'Plagioclase' Formula: (Na,Ca)[(Si,Al)AlSi2]O8 |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ Schreibersite Formula: (Fe,Ni)3P |
| ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 |
| ⓘ Siderite Formula: FeCO3 |
| ⓘ Spinel Formula: MgAl2O4 |
| ⓘ Taenite Formula: (Fe,Ni) |
| ⓘ Troilite Formula: FeS |
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Iron | 1.AE.05 | Fe |
| ⓘ | var. Kamacite | 1.AE.05 | (Fe,Ni) |
| ⓘ | Taenite | 1.AE.10 | (Fe,Ni) |
| ⓘ | Schreibersite | 1.BD.05 | (Fe,Ni)3P |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Troilite | 2.CC.10 | FeS |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Goethite | 4.00. | Fe3+O(OH) |
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Spinel | 4.BB.05 | MgAl2O4 |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | Ilmenite | 4.CB.05 | Fe2+TiO3 |
| ⓘ | Armalcolite ? | 4.CB.15 | (Mg,Fe2+)Ti2O5 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| ⓘ | Siderite | 5.AB.05 | FeCO3 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Baryte | 7.AD.35 | BaSO4 |
| ⓘ | Celestine | 7.AD.35 | SrSO4 |
| Group 9 - Silicates | |||
| ⓘ | Forsterite | 9.AC.05 | Mg2SiO4 |
| ⓘ | Datolite | 9.AJ.20 | CaB(SiO4)(OH) |
| ⓘ | Gehlenite | 9.BB.10 | Ca2Al[AlSiO7] |
| ⓘ | Augite | 9.DA.15 | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| ⓘ | Aegirine | 9.DA.25 | NaFe3+Si2O6 |
| ⓘ | Chamosite | 9.EC.55 | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| ⓘ | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
| ⓘ | Halloysite | 9.ED.10 | Al2(Si2O5)(OH)4 |
| ⓘ | Lizardite | 9.ED.15 | Mg3(Si2O5)(OH)4 |
| ⓘ | Nepheline | 9.FA.05 | Na3K(Al4Si4O16) |
| ⓘ | Bicchulite | 9.FB.10 | Ca2(Al2SiO6)(OH)2 |
| ⓘ | Gonnardite | 9.GA.05 | (Na,Ca)2(Si,Al)5O10 · 3H2O |
| Unclassified | |||
| ⓘ | 'Limonite var. Bean Ore' | - | FeO(OH) · nH2O |
| ⓘ | '' | - | |
| ⓘ | 'Clinopyroxene Subgroup' | - | |
| ⓘ | 'Fayalite-Forsterite Series' | - | |
| ⓘ | 'Plagioclase' | - | (Na,Ca)[(Si,Al)AlSi2]O8 |
| ⓘ | 'Orthopyroxene Subgroup' | - | |
| ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
| ⓘ | 'Melilite Group' | - | Ca2M(XSiO7) |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Limonite var. Bean Ore | FeO(OH) · nH2O |
| H | ⓘ Bicchulite | Ca2(Al2SiO6)(OH)2 |
| H | ⓘ Chamosite | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| H | ⓘ Datolite | CaB(SiO4)(OH) |
| H | ⓘ Goethite | Fe3+O(OH) |
| H | ⓘ Gonnardite | (Na,Ca)2(Si,Al)5O10 · 3H2O |
| H | ⓘ Halloysite | Al2(Si2O5)(OH)4 |
| H | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| H | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
| H | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| B | Boron | |
| B | ⓘ Datolite | CaB(SiO4)(OH) |
| C | Carbon | |
| C | ⓘ Calcite | CaCO3 |
| C | ⓘ Siderite | FeCO3 |
| O | Oxygen | |
| O | ⓘ Aegirine | NaFe3+Si2O6 |
| O | ⓘ Armalcolite | (Mg,Fe2+)Ti2O5 |
| O | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| O | ⓘ Baryte | BaSO4 |
| O | ⓘ Limonite var. Bean Ore | FeO(OH) · nH2O |
| O | ⓘ Bicchulite | Ca2(Al2SiO6)(OH)2 |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Celestine | SrSO4 |
| O | ⓘ Chamosite | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| O | ⓘ Datolite | CaB(SiO4)(OH) |
| O | ⓘ Forsterite | Mg2SiO4 |
| O | ⓘ Gehlenite | Ca2Al[AlSiO7] |
| O | ⓘ Goethite | Fe3+O(OH) |
| O | ⓘ Gonnardite | (Na,Ca)2(Si,Al)5O10 · 3H2O |
| O | ⓘ Halloysite | Al2(Si2O5)(OH)4 |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Ilmenite | Fe2+TiO3 |
| O | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| O | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| O | ⓘ Nepheline | Na3K(Al4Si4O16) |
| O | ⓘ Siderite | FeCO3 |
| O | ⓘ Spinel | MgAl2O4 |
| O | ⓘ Fayalite-Forsterite Series | |
| O | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| O | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| O | ⓘ Melilite Group | Ca2M(XSiO7) |
| Na | Sodium | |
| Na | ⓘ Aegirine | NaFe3+Si2O6 |
| Na | ⓘ Gonnardite | (Na,Ca)2(Si,Al)5O10 · 3H2O |
| Na | ⓘ Nepheline | Na3K(Al4Si4O16) |
| Na | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Mg | Magnesium | |
| Mg | ⓘ Armalcolite | (Mg,Fe2+)Ti2O5 |
| Mg | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Mg | ⓘ Chamosite | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| Mg | ⓘ Forsterite | Mg2SiO4 |
| Mg | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
| Mg | ⓘ Spinel | MgAl2O4 |
| Mg | ⓘ Fayalite-Forsterite Series | |
| Al | Aluminium | |
| Al | ⓘ Bicchulite | Ca2(Al2SiO6)(OH)2 |
| Al | ⓘ Chamosite | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| Al | ⓘ Gehlenite | Ca2Al[AlSiO7] |
| Al | ⓘ Gonnardite | (Na,Ca)2(Si,Al)5O10 · 3H2O |
| Al | ⓘ Halloysite | Al2(Si2O5)(OH)4 |
| Al | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| Al | ⓘ Nepheline | Na3K(Al4Si4O16) |
| Al | ⓘ Spinel | MgAl2O4 |
| Al | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Si | Silicon | |
| Si | ⓘ Aegirine | NaFe3+Si2O6 |
| Si | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Si | ⓘ Bicchulite | Ca2(Al2SiO6)(OH)2 |
| Si | ⓘ Chamosite | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| Si | ⓘ Datolite | CaB(SiO4)(OH) |
| Si | ⓘ Forsterite | Mg2SiO4 |
| Si | ⓘ Gehlenite | Ca2Al[AlSiO7] |
| Si | ⓘ Gonnardite | (Na,Ca)2(Si,Al)5O10 · 3H2O |
| Si | ⓘ Halloysite | Al2(Si2O5)(OH)4 |
| Si | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| Si | ⓘ Lizardite | Mg3(Si2O5)(OH)4 |
| Si | ⓘ Nepheline | Na3K(Al4Si4O16) |
| Si | ⓘ Fayalite-Forsterite Series | |
| Si | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Si | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| Si | ⓘ Melilite Group | Ca2M(XSiO7) |
| P | Phosphorus | |
| P | ⓘ Schreibersite | (Fe,Ni)3P |
| S | Sulfur | |
| S | ⓘ Baryte | BaSO4 |
| S | ⓘ Celestine | SrSO4 |
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Troilite | FeS |
| K | Potassium | |
| K | ⓘ Nepheline | Na3K(Al4Si4O16) |
| Ca | Calcium | |
| Ca | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Ca | ⓘ Bicchulite | Ca2(Al2SiO6)(OH)2 |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Datolite | CaB(SiO4)(OH) |
| Ca | ⓘ Gehlenite | Ca2Al[AlSiO7] |
| Ca | ⓘ Gonnardite | (Na,Ca)2(Si,Al)5O10 · 3H2O |
| Ca | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Ca | ⓘ Melilite Group | Ca2M(XSiO7) |
| Ti | Titanium | |
| Ti | ⓘ Armalcolite | (Mg,Fe2+)Ti2O5 |
| Ti | ⓘ Ilmenite | Fe2+TiO3 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | Iron | |
| Fe | ⓘ Aegirine | NaFe3+Si2O6 |
| Fe | ⓘ Armalcolite | (Mg,Fe2+)Ti2O5 |
| Fe | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Fe | ⓘ Limonite var. Bean Ore | FeO(OH) · nH2O |
| Fe | ⓘ Chamosite | (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8 |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | ⓘ Goethite | Fe3+O(OH) |
| Fe | ⓘ Hematite | Fe2O3 |
| Fe | ⓘ Ilmenite | Fe2+TiO3 |
| Fe | ⓘ Native Iron | Fe |
| Fe | ⓘ Native Iron var. Kamacite | (Fe,Ni) |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
| Fe | ⓘ Pyrite | FeS2 |
| Fe | ⓘ Schreibersite | (Fe,Ni)3P |
| Fe | ⓘ Siderite | FeCO3 |
| Fe | ⓘ Taenite | (Fe,Ni) |
| Fe | ⓘ Troilite | FeS |
| Fe | ⓘ Fayalite-Forsterite Series | |
| Ni | Nickel | |
| Ni | ⓘ Native Iron var. Kamacite | (Fe,Ni) |
| Ni | ⓘ Schreibersite | (Fe,Ni)3P |
| Ni | ⓘ Taenite | (Fe,Ni) |
| Sr | Strontium | |
| Sr | ⓘ Celestine | SrSO4 |
| Ba | Barium | |
| Ba | ⓘ Baryte | BaSO4 |
Fossils
There are 140 fossil localities from the PaleoBioDB database within this region.These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.
| Occurrences | 1531 |
|---|---|
| Youngest Fossil Listed | 0.01 Ma (Pleistocene) |
| Oldest Fossil Listed | 145 Ma (Late Jurassic) |
| Stratigraphic Units | Click here to view 35 stratigraphic units. |
| Fossils from Region | Click here to show the list. |
| Fossil Localities | Click to show 140 fossil localities |
- Texas
- Bandera County
- Early/Lower Cretaceous🐚 1 mi E of Bandera
- Early/Lower Cretaceous🐚 Mangold farm
- Early/Lower Cretaceous🐚 near Vanderpool
- Early/Lower Cretaceous🐚 Pipe Creek [Glen Rose Limestone]
- Early/Lower Cretaceous🐚 S. of Bandera
- Early/Lower Cretaceous🐚 Tarpley [Glen Rose Limestone]
- Early/Lower Cretaceous🐚 TMM 42998
- Bexar County
- Pleistocene🐚 Friesenhahn Cave
- Late/Upper Cretaceous🐚 In bed of Salado creek
- Paleocene🐚 M 542
- Cretaceous🐚 San Antonio
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 739
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 757
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 758
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 759
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 762
- Paleocene🐚 TMM Midway 2
- Late/Upper Cretaceous🐚 TxBureau 00039
- Late/Upper Cretaceous🐚 USGS 15520
- Late/Upper Cretaceous🐚 USGS 15522
- Late/Upper Cretaceous🐚 USGS 15623
- Late/Upper Cretaceous🐚 USGS 15626
- Late/Upper Cretaceous🐚 USGS 16462
- Late/Upper Cretaceous🐚 USGS 16465
- Late/Upper Cretaceous🐚 USGS 16667
- Late/Upper Cretaceous🐚 USGS 17990
- Late/Upper Cretaceous🐚 USGS M8702
- Caldwell County
- Late/Upper Cretaceous🐚 Jablonski & Raup Locality 8
- Paleocene🐚 M 207
- Paleocene🐚 M 561
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 721
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 722
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 726
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 727
- Paleocene🐚 Station 9
- Paleocene🐚 TMM Kincaid 10 -lithified
- Paleocene🐚 TMM Kincaid 20 -lithified
- Paleocene🐚 TMM Midway 1
- Phanerozoic🐚 TxBureau 01170
- Paleocene🐚 USGS 10794 Lockhart
- Comal County
- Guadalupe County
- Paleocene🐚 M 914
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 723
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 730
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 731
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 732
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 734
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 738
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 743
- Paleocene🐚 TMM Kincaid 27 -lithified
- Paleocene🐚 USGS 13244
- Late/Upper Cretaceous🐚 USGS 15523
- Hays County
- Kendall County
- Kinney County
- Medina County
- Bandera County
- Texas
- Medina County
- Paleocene🐚 M 588
- Paleocene🐚 M 591
- Paleocene🐚 M 593
- Phanerozoic🐚 Medina Co. [Austin Chalk]
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 772
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 773
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 801
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 802
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 803
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 804
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 805
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 806
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 807
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 808
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 809
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 810
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 811
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 812
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 815
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 816
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 818
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 819
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 821
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 822
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 823
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 824
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 825
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 826
- Early/Lower Cretaceous🐚 TMM 40637-3
- Early/Lower Cretaceous🐚 TMM 42996
- Early/Lower Cretaceous🐚 TMM 42996. Seco Creek
- Paleocene🐚 TMM Kincaid 3 -lithified
- Paleocene🐚 TMM Wills point 17 -lithified
- Paleocene🐚 TMM Wills Point 27 -lithified
- Late/Upper Cretaceous🐚 USGS 10870
- Late/Upper Cretaceous🐚 USGS 12902
- Late/Upper Cretaceous🐚 USGS 12904
- Late/Upper Cretaceous🐚 USGS 12908
- Late/Upper Cretaceous🐚 USGS 12909
- Late/Upper Cretaceous🐚 USGS 14707
- Late/Upper Cretaceous🐚 USGS 14711
- Late/Upper Cretaceous🐚 USGS 22407
- Late/Upper Cretaceous🐚 USGS 7686
- Late/Upper Cretaceous🐚 USGS M8691
- Late/Upper Cretaceous🐚 USGS M8692
- Late/Upper Cretaceous🐚 USGS M8700
- Uvalde County
- Paleocene🐚 M 270
- Paleocene🐚 M 610
- Phanerozoic🐚 North of Sabinal
- Late/Upper Cretaceous🐚 Northern Uvalde Co. [Buda Limestone]
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 827
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 828
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 829
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 831
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 832
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 834
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 835
- Late/Upper Cretaceous🐚 Sohl and Koch OFR # 837
- Early/Lower Cretaceous🐚 TMM 42994
- Late/Upper Cretaceous🐚 USGS 10881
- Late/Upper Cretaceous🐚 USGS 13778
- Late/Upper Cretaceous🐚 USGS 15340
- Late/Upper Cretaceous🐚 USGS 1873
- Paleocene🐚 USGS 3178
- Paleocene🐚 USGS 3180
- Late/Upper Cretaceous🐚 USGS 7705
- Late/Upper Cretaceous🐚 USGS 7708
- Late/Upper Cretaceous🐚 USGS 7709
- Late/Upper Cretaceous🐚 USGS 7711
- Late/Upper Cretaceous🐚 USGS Mesozoic 15344
- Medina County
Localities in this Region
- Texas
- Bexar County
- Comal County
- Canyon Lake
- New Braunfels
- Edwards County
- Kendall County
- Texas
Other Regions, Features and Areas that Intersect
North AmericaContinent
North America PlateTectonic Plate
- Gulf of Mexico BasinBasin
- Llano ProvinceShield
- Sabine DomainDomain
- Sabine TerraneVolcanic Arc
- Shawnee DomainDomain
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Alamo Portland Cement quarries, San Antonio, Bexar County, Texas, USA