Lassen Peak, Lassen Volcanic National Park, Cascade Range, Shasta Co., California, USAi
| Regional Level Types | |
|---|---|
| Lassen Peak | Peak |
| Lassen Volcanic National Park | National Park |
| Cascade Range | Mountain Range |
| Shasta Co. | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
40° 29' 16'' North , 121° 30' 14'' West
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Mineral | 123 (2011) | 17.4km |
| Chester | 2,144 (2011) | 30.6km |
| Manton | 347 (2011) | 31.5km |
| Shingletown | 2,283 (2011) | 32.6km |
| Lake Almanor West | 270 (2011) | 37.7km |
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Regions containing this locality
| North America Plate | Tectonic Plate |
Select Mineral List Type
Standard Detailed Strunz Dana Chemical ElementsMineral List
Mineral list contains entries from the region specified including sub-localities22 valid minerals.
Detailed Mineral List:
| ⓘ Albite Formula: Na(AlSi3O8) Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Alunite Formula: KAl3(SO4)2(OH)6 Description: Occurs in the altered and kaolinized volcanic rocks about the hot springs. Reference: Day, Arthur L. & E.T. Allen (1925), The volcanic activity and hot springs of Lassen Peak, California: Carnegie Instit. Washington Pub. 360, 190 pp.; …Volcano Letter o. 293: 1-3 1930: 120; Anderson, Charles A. (1935), Alteration of the lavas surrounding the hot springs in Lassen Volcanic National Park: American Mineralogist: 20: 242; 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: 558; Pemberton, H. Earl (1983), Minerals of California: 265.; Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Alunogen Formula: Al2(SO4)3 · 17H2O Description: Occurs as incrustations around hot springs. Reference: Day, Arthur L. & E.T. Allen (1925), The volcanic activity and hot springs of Lassen Peak, California: Carnegie Instit. Washington Pub. 360, 190 pp.: 118; Pemberton, H. Earl (1983), Minerals of California: 263; 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: 539. |
| ⓘ Anatase Formula: TiO2 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Calcite Formula: CaCO3 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ 'Chlorite Group' Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Cristobalite Formula: SiO2 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Dickite Formula: Al2(Si2O5)(OH)4 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ 'Fayalite-Forsterite Series' Description: Occurs as phenocrysts in basaltic andesites and basalts. Reference: Smith, A.L. and Carmichael, I.S.E. (1968) Quaternary lavas from the southern Cascades, western U.S.A. Contributions to Mineralogy and Petrology: 19: 215-219; Pemberton, H. Earl (1983), Minerals of California: 459.; Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Goethite Formula: α-Fe3+O(OH) Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Halotrichite Formula: FeAl2(SO4)4 · 22H2O Description: Occurs as incrustations around hot springs. 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: 526; Day, Arthur L. & E.T. Allen (1925), The volcanic activity and hot springs of Lassen Peak, California: Carnegie Instit. Washington Pub. 360, 190 pp.; …Volcano Letter o. 293: 1-3 1930: 118; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 213; Pemberton, H. Earl (1983), Minerals of California: 264. |
| ⓘ Hematite Formula: Fe2O3 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Jarosite Formula: KFe3+ 3(SO4)2(OH)6 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Kaolinite Formula: Al2(Si2O5)(OH)4 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Melanterite Formula: Fe2+(H2O)6SO4 · H2O Reference: Day, Arthur L. & E.T. Allen (1925), The volcanic activity and hot springs of Lassen Peak, California: Carnegie Instit. Washington Pub. 360, 190 pp.; […Volcano Letter o. 293: 1-3 1930]: 118; Anderson, Charles A. (1927), Voltaite from Jerome, Arizona: American Mineralogist: 12: 290; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 382. |
| ⓘ Mesolite Formula: Na2Ca2Si9Al6O30 · 8H2O Description: Occurs in lavas. Reference: Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 261. |
| ⓘ Montmorillonite Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Natroalunite Formula: NaAl3(SO4)2(OH)6 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Opal Formula: SiO2 · nH2O Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ Pyrophyllite Formula: Al2Si4O10(OH)2 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Quartz Formula: SiO2 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Sulphur Formula: S8 Reference: Robert G. Lee, John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005 |
| ⓘ Voltaite Formula: K2Fe2+5Fe3+3Al(SO4)12 · 18H2O Reference: Day, Arthur L. & E.T. Allen (1925), The volcanic activity and hot springs of Lassen Peak, California: Carnegie Instit. Washington Pub. 360, 190 pp.; […Volcano Letter o. 293: 1-3 1930]: 118; Anderson, Charles A. (1927), Voltaite from Jerome, Arizona: American Mineralogist: 12: 290; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 382. |
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Sulphur | 1.CC.05 | S8 |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Anatase | 4.DD.05 | TiO2 |
| ⓘ | Cristobalite | 4.DA.15 | SiO2 |
| ⓘ | Goethite | 4.00. | α-Fe3+O(OH) |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | Opal | 4.DA.10 | SiO2 · nH2O |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Alunite | 7.BC.10 | KAl3(SO4)2(OH)6 |
| ⓘ | Alunogen | 7.CB.45 | Al2(SO4)3 · 17H2O |
| ⓘ | Halotrichite | 7.CB.85 | FeAl2(SO4)4 · 22H2O |
| ⓘ | Jarosite | 7.BC.10 | KFe3+ 3(SO4)2(OH)6 |
| ⓘ | Melanterite | 7.CB.35 | Fe2+(H2O)6SO4 · H2O |
| ⓘ | Natroalunite | 7.BC.10 | NaAl3(SO4)2(OH)6 |
| ⓘ | Voltaite | 7.CC.25 | K2Fe2+5Fe3+3Al(SO4)12 · 18H2O |
| Group 9 - Silicates | |||
| ⓘ | Albite | 9.FA.35 | Na(AlSi3O8) |
| ⓘ | Dickite | 9.ED.05 | Al2(Si2O5)(OH)4 |
| ⓘ | Kaolinite | 9.ED.05 | Al2(Si2O5)(OH)4 |
| ⓘ | Mesolite | 9.GA.05 | Na2Ca2Si9Al6O30 · 8H2O |
| ⓘ | Montmorillonite | 9.EC.40 | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| ⓘ | Pyrophyllite | 9.EC.10 | Al2Si4O10(OH)2 |
| Unclassified Minerals, Rocks, etc. | |||
| ⓘ | 'Chlorite Group' | - | |
| ⓘ | 'Fayalite-Forsterite Series' | - | |
List of minerals arranged by Dana 8th Edition classification
| Group 1 - NATIVE ELEMENTS AND ALLOYS | |||
|---|---|---|---|
| Semi-metals and non-metals | |||
| ⓘ | Sulphur | 1.3.5.1 | S8 |
| Group 2 - SULFIDES | |||
| AmBnXp, with (m+n):p = 1:2 | |||
| ⓘ | Pyrite | 2.12.1.1 | FeS2 |
| Group 4 - SIMPLE OXIDES | |||
| A2X3 | |||
| ⓘ | Hematite | 4.3.1.2 | Fe2O3 |
| AX2 | |||
| ⓘ | Anatase | 4.4.4.1 | TiO2 |
| Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL | |||
| XO(OH) | |||
| ⓘ | Goethite | 6.1.1.2 | α-Fe3+O(OH) |
| Group 14 - ANHYDROUS NORMAL CARBONATES | |||
| A(XO3) | |||
| ⓘ | Calcite | 14.1.1.1 | CaCO3 |
| Group 29 - HYDRATED ACID AND NORMAL SULFATES | |||
| AXO4·xH2O | |||
| ⓘ | Melanterite | 29.6.10.1 | Fe2+(H2O)6SO4 · H2O |
| AB2(XO4)4·H2O | |||
| ⓘ | Halotrichite | 29.7.3.2 | FeAl2(SO4)4 · 22H2O |
| A2(XO4)3·H2O | |||
| ⓘ | Alunogen | 29.8.6.1 | Al2(SO4)3 · 17H2O |
| Miscellaneous | |||
| ⓘ | Voltaite | 29.9.1.1 | K2Fe2+5Fe3+3Al(SO4)12 · 18H2O |
| Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN | |||
| (AB)2(XO4)Zq | |||
| ⓘ | Alunite | 30.2.4.1 | KAl3(SO4)2(OH)6 |
| ⓘ | Jarosite | 30.2.5.1 | KFe3+ 3(SO4)2(OH)6 |
| Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings | |||
| Sheets of 6-membered rings with 1:1 layers | |||
| ⓘ | Dickite | 71.1.1.1 | Al2(Si2O5)(OH)4 |
| Sheets of 6-membered rings with 2:1 layers | |||
| ⓘ | Pyrophyllite | 71.2.1.1 | Al2Si4O10(OH)2 |
| Sheets of 6-membered rings with 2:1 clays | |||
| ⓘ | Montmorillonite | 71.3.1a.2 | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Group 75 - TECTOSILICATES Si Tetrahedral Frameworks | |||
| Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si | |||
| ⓘ | Cristobalite | 75.1.1.1 | SiO2 |
| ⓘ | Quartz | 75.1.3.1 | SiO2 |
| Si Tetrahedral Frameworks - SiO2 with H2O and organics | |||
| ⓘ | Opal | 75.2.1.1 | SiO2 · nH2O |
| Group 76 - TECTOSILICATES Al-Si Framework | |||
| Al-Si Framework with Al-Si frameworks | |||
| ⓘ | Albite | 76.1.3.1 | Na(AlSi3O8) |
| Group 77 - TECTOSILICATES Zeolites | |||
| Zeolite group - True zeolites | |||
| ⓘ | Mesolite | 77.1.5.4 | Na2Ca2Si9Al6O30 · 8H2O |
| Unclassified Minerals, Mixtures, etc. | |||
| ⓘ | 'Chlorite Group' | - | |
| ⓘ | 'Fayalite-Forsterite Series' | - | |
| ⓘ | Kaolinite | - | Al2(Si2O5)(OH)4 |
| ⓘ | Natroalunite | - | NaAl3(SO4)2(OH)6 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| H | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| H | ⓘ Alunite | KAl3(SO4)2(OH)6 |
| H | ⓘ Mesolite | Na2Ca2Si9Al6O30 · 8H2O |
| H | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| H | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| H | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| H | ⓘ Opal | SiO2 · nH2O |
| H | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| H | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| H | ⓘ Goethite | α-Fe3+O(OH) |
| H | ⓘ Jarosite | KFe3+ 3(SO4)2(OH)6 |
| H | ⓘ Montmorillonite | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| H | ⓘ Natroalunite | NaAl3(SO4)2(OH)6 |
| C | Carbon | |
| C | ⓘ Calcite | CaCO3 |
| O | Oxygen | |
| O | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| O | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| O | ⓘ Alunite | KAl3(SO4)2(OH)6 |
| O | ⓘ Mesolite | Na2Ca2Si9Al6O30 · 8H2O |
| O | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| O | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| O | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| O | ⓘ Opal | SiO2 · nH2O |
| O | ⓘ Cristobalite | SiO2 |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Albite | Na(AlSi3O8) |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| O | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| O | ⓘ Anatase | TiO2 |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Goethite | α-Fe3+O(OH) |
| O | ⓘ Jarosite | KFe3+ 3(SO4)2(OH)6 |
| O | ⓘ Montmorillonite | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| O | ⓘ Natroalunite | NaAl3(SO4)2(OH)6 |
| Na | Sodium | |
| Na | ⓘ Mesolite | Na2Ca2Si9Al6O30 · 8H2O |
| Na | ⓘ Albite | Na(AlSi3O8) |
| Na | ⓘ Montmorillonite | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Na | ⓘ Natroalunite | NaAl3(SO4)2(OH)6 |
| Mg | Magnesium | |
| Mg | ⓘ Montmorillonite | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Al | Aluminium | |
| Al | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| Al | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| Al | ⓘ Alunite | KAl3(SO4)2(OH)6 |
| Al | ⓘ Mesolite | Na2Ca2Si9Al6O30 · 8H2O |
| Al | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| Al | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| Al | ⓘ Albite | Na(AlSi3O8) |
| Al | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| Al | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| Al | ⓘ Montmorillonite | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Al | ⓘ Natroalunite | NaAl3(SO4)2(OH)6 |
| Si | Silicon | |
| Si | ⓘ Mesolite | Na2Ca2Si9Al6O30 · 8H2O |
| Si | ⓘ Kaolinite | Al2(Si2O5)(OH)4 |
| Si | ⓘ Opal | SiO2 · nH2O |
| Si | ⓘ Cristobalite | SiO2 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Albite | Na(AlSi3O8) |
| Si | ⓘ Pyrophyllite | Al2Si4O10(OH)2 |
| Si | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| Si | ⓘ Montmorillonite | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| S | Sulfur | |
| S | ⓘ Sulphur | S8 |
| S | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| S | ⓘ Alunogen | Al2(SO4)3 · 17H2O |
| S | ⓘ Alunite | KAl3(SO4)2(OH)6 |
| S | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| S | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Jarosite | KFe3+ 3(SO4)2(OH)6 |
| S | ⓘ Natroalunite | NaAl3(SO4)2(OH)6 |
| K | Potassium | |
| K | ⓘ Alunite | KAl3(SO4)2(OH)6 |
| K | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| K | ⓘ Jarosite | KFe3+ 3(SO4)2(OH)6 |
| Ca | Calcium | |
| Ca | ⓘ Mesolite | Na2Ca2Si9Al6O30 · 8H2O |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Montmorillonite | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Ti | Titanium | |
| Ti | ⓘ Anatase | TiO2 |
| Fe | Iron | |
| Fe | ⓘ Halotrichite | FeAl2(SO4)4 · 22H2O |
| Fe | ⓘ Voltaite | K2Fe52+Fe33+Al(SO4)12 · 18H2O |
| Fe | ⓘ Melanterite | Fe2+(H2O)6SO4 · H2O |
| Fe | ⓘ Pyrite | FeS2 |
| Fe | ⓘ Hematite | Fe2O3 |
| Fe | ⓘ Goethite | α-Fe3+O(OH) |
| Fe | ⓘ Jarosite | KFe3+ 3(SO4)2(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
| Pleistocene - Late Pliocene 0.0117 - 3.6 Ma ID: 2960130 | Quaternary volcanic flow rocks, unit 1 (Cascade Volcanic Field) Age: Cenozoic (0.0117 - 3.6 Ma) Stratigraphic Name: Warner Basalt; Butte Valley Basalt; Lake Basalt; Lousetown Formation Description: Quaternary volcanic flow rocks; minor pyroclastic deposits; in part Pliocene and Miocene. Comments: Original map source: Saucedo, G.J., Bedford, D.R., Raines, G.L., Miller, R.J., and Wentworth, C.M., 2000, GIS Data for the Geologic Map of California, California Department of Conservation, Division of Mines and Geology, CD-ROM 2000-07, scale 1:750,000. Lithology: Major:{andesite,basalt}, Incidental:{rhyolite, dacite, basaltic andesite} 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] |
| Neogene 2.588 - 23.03 Ma ID: 3186305 | Cenozoic volcanic rocks Age: Neogene (2.588 - 23.03 Ma) Stratigraphic Name: Columbia River Basalt Comments: Columbia Plateau Lithology: Flood basalt(s); mafic volcanic rocks; basalt 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
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Year (asc) Year (desc) Author (A-Z) Author (Z-A)Day, Arthur L. & E.T. Allen (1925), The volcanic activity and hot springs of Lassen Peak, California: Carnegie Instit. Washington Pub. 360, 190 pp.; …Volcano Letter o. 293: 1-3 1930: 118, 120.
Anderson, Charles A. (1935), Alteration of the lavas surrounding the hot springs in Lassen Volcanic National Park: American Mineralogist: 20: 242.
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. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 526, 539, 558.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 62, 63, 213, 261.
Smith, A.L. and Carmichael, I.S.E. (1968) Quaternary lavas from the southern Cascades, western U.S.A. Contributions to Mineralogy and Petrology: 19: 215-219.
Pemberton, H. Earl (1983), Minerals of California: 264, 265, 459.
Lee, Robert G., John H. Dilles, David A. John, Tanya L. Abela (2005) The mineralogy and origin of hydrothermally altered Quaternary volcanic rocks on the south flank of Lassen volcano, California: Interim report for USGS Mineral Resource External Research Program grant of $42,000 in FY 2005.
Localities in this RegionShow map
- California
- Shasta Co.
- Cascade Range
- Lassen Volcanic National Park
- Lassen Peak
- Lassen Volcanic National Park
- Cascade Range
- Shasta Co.
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Lassen Peak, Lassen Volcanic National Park, Cascade Range, Shasta Co., California, USA