Izalco Volcano, Sonsonate Department, El Salvadori
Regional Level Types | |
---|---|
Izalco Volcano | Stratovolcano (Active) |
Sonsonate Department | Department |
El Salvador | Country |
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Latitude & Longitude (WGS84):
13° 48' 49'' North , 89° 37' 57'' West
Latitude & Longitude (decimal):
Type:
Stratovolcano (Active) - last checked 2020
KΓΆppen climate type:
Mindat Locality ID:
824
Long-form identifier:
mindat:1:2:824:5
GUID (UUID V4):
732134e2-38a3-4485-b7ff-cdf4b94c3eec
The volcano was almost continuously active from its birth in 1770 until 1958. Since then only a brief, very small flank eruption in 1966 has interrupted dormancy. Pre-1966 Izalco lavas are vesicular vitrophyric olivine basalts, usually with bytownite phenocrysts and augite.
Many new minerals have been found in the fumaroles and fumarolic sublimates which are unusually rich in vanadium.
Stoiber and Rose (1974) reported a couple unknown minerals that may have since been described, but a comparison of x-ray patterns is needed:
Fe2(SO4)3 with an X-ray pattern matching ASTM 14-253. Possibly mikasaite?
KAl(SO4)2 with an X-ray pattern matching ATSM 3-337. Possibly steklite?
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
31 valid minerals. 8 (TL) - type locality of valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
β Albite Formula: Na(AlSi3O8) |
β Albite var. Andesine Formula: (Na,Ca)[Al(Si,Al)Si2O8] |
β Anglesite Formula: PbSO4 |
β Anhydrite Formula: CaSO4 |
β Anorthite Formula: Ca(Al2Si2O8) |
β Anorthite var. Bytownite Formula: (Ca,Na)[Al(Al,Si)Si2O8] |
β Anorthite var. Labradorite Formula: (Ca,Na)[Al(Al,Si)Si2O8] |
β Aphthitalite Formula: (K,Na)3Na(SO4)2 |
β Augite Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6 |
β Bannermanite (TL) Formula: (Na,K)0.7V4+0.7V5+5.3O15 Type Locality: |
β BlΓΆdite Formula: Na2Mg(SO4)2 · 4H2O |
β Blossite (TL) Formula: α-Cu2(V2O7) Type Locality: |
β Chalcanthite Formula: CuSO4 · 5H2O |
β Chalcocyanite Formula: CuSO4 |
β Chloraluminite Formula: AlCl3 · 6H2O |
β Cristobalite Formula: SiO2 |
β Euchlorine Formula: KNaCu3(SO4)3O |
β 'Fayalite-Forsterite Series' |
β Fingerite (TL) Formula: Cu11(VO4)6O2 Type Locality: References: Hughes, John M., Hadidiacos, C. G. (1985) Fingerite. Cu11O2(VO4)6, a new vanadium sublimate from Izalco volcano, El Salvador: descriptive mineralogy. American Mineralogist, 70 (1-2) 193-196 |
β Fluorite Formula: CaF2 |
β Halite Formula: NaCl |
β Halotrichite Formula: FeAl2(SO4)4 · 22H2O |
β Hematite Formula: Fe2O3 |
β Hexahydrite Formula: MgSO4 · 6H2O |
β Howardevansite (TL) Formula: NaCuFe2(VO4)3 Type Locality: |
β Hydrokenoralstonite Formula: Na0.5(Al,Mg)2(F,OH)6 · H2O |
β 'Hydrophilite' |
β 'Hypersthene' Formula: (Mg,Fe)SiO3 |
β Langbeinite Formula: K2Mg2(SO4)3 |
β Lyonsite (TL) Formula: Cu3Fe4(VO4)6 Type Locality: Description: Fumarolic sublimate. |
β Mcbirneyite (TL) Formula: Cu3(VO4)2 Type Locality: Description: From the "Y" fumarole |
β PatrΓ³nite Formula: VS4 Description: Perfect relation V:S 1:4 EDS.
2 mm sample labeled as fingerite, but no copper species detected. References: |
β Shcherbinaite Formula: V5+2O5 References: Hughes, John M., Finger, Larry W. (1983) The crystal chemistry of shcherbinaite, naturally occurring V2O5. American Mineralogist, 68 (11-12) 1220-1222 |
β Stoiberite (TL) Formula: Cu5(VO4)2O2 Type Locality: References: Birnie, Richard W., Hughes, John M. (1979) Stoiberite, Cu5V2O10, a new copper vanadate from Izalco volcano, El Salvador, Central America. American Mineralogist, 64 (9-10) 941-944 |
β Sylvite Formula: KCl |
β ThΓ©nardite Formula: Na2SO4 |
β 'UM1980-18-VO:Cu' Formula: Cu4V2O9 |
β Ziesite (TL) Formula: β-Cu2(V2O7) Type Locality: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts | |||
---|---|---|---|
β | PatrΓ³nite | 2.EC.10 | VS4 |
Group 3 - Halides | |||
β | Halite | 3.AA.20 | NaCl |
β | Sylvite | 3.AA.20 | KCl |
β | Fluorite | 3.AB.25 | CaF2 |
β | Chloraluminite | 3.BC.05 | AlCl3 Β· 6H2O |
β | Hydrokenoralstonite | 3.CF.05 | Na0.5(Al,Mg)2(F,OH)6 Β· H2O |
Group 4 - Oxides and Hydroxides | |||
β | Hematite | 4.CB.05 | Fe2O3 |
β | Cristobalite | 4.DA.15 | SiO2 |
β | Shcherbinaite | 4.HE.10 | V5+2O5 |
β | Bannermanite (TL) | 4.HF.05 | (Na,K)0.7V4+0.7V5+5.3O15 |
Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
β | Chalcocyanite | 7.AB.10 | CuSO4 |
β | Langbeinite | 7.AC.10 | K2Mg2(SO4)3 |
β | Aphthitalite | 7.AC.35 | (K,Na)3Na(SO4)2 |
β | ThΓ©nardite | 7.AD.25 | Na2SO4 |
β | Anhydrite | 7.AD.30 | CaSO4 |
β | Anglesite | 7.AD.35 | PbSO4 |
β | Euchlorine | 7.BC.30 | KNaCu3(SO4)3O |
β | Chalcanthite | 7.CB.20 | CuSO4 Β· 5H2O |
β | Hexahydrite | 7.CB.25 | MgSO4 Β· 6H2O |
β | Halotrichite | 7.CB.85 | FeAl2(SO4)4 Β· 22H2O |
β | BlΓΆdite | 7.CC.50 | Na2Mg(SO4)2 Β· 4H2O |
Group 8 - Phosphates, Arsenates and Vanadates | |||
β | Mcbirneyite (TL) | 8.AB.35 | Cu3(VO4)2 |
β | Lyonsite (TL) | 8.AB.40 | Cu3Fe4(VO4)6 |
β | Howardevansite (TL) | 8.AC.05 | NaCuFe2(VO4)3 |
β | Stoiberite (TL) | 8.BB.75 | Cu5(VO4)2O2 |
β | Fingerite (TL) | 8.BB.80 | Cu11(VO4)6O2 |
β | Blossite (TL) | 8.FA.05 | Ξ±-Cu2(V2O7) |
β | Ziesite (TL) | 8.FA.10 | Ξ²-Cu2(V2O7) |
Group 9 - Silicates | |||
β | Augite | 9.DA.15 | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
β | Albite | 9.FA.35 | Na(AlSi3O8) |
β | Anorthite var. Labradorite | 9.FA.35 | (Ca,Na)[Al(Al,Si)Si2O8] |
β | Albite var. Andesine | 9.FA.35 | (Na,Ca)[Al(Si,Al)Si2O8] |
β | Anorthite var. Bytownite | 9.FA.35 | (Ca,Na)[Al(Al,Si)Si2O8] |
β | 9.FA.35 | Ca(Al2Si2O8) | |
Unclassified | |||
β | 'Hypersthene' | - | (Mg,Fe)SiO3 |
β | 'Hydrophilite' | - | |
β | 'Fayalite-Forsterite Series' | - | |
β | 'UM1980-18-VO:Cu' | - | Cu4V2O9 |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | β BlΓΆdite | Na2Mg(SO4)2 · 4H2O |
H | β Chalcanthite | CuSO4 · 5H2O |
H | β Chloraluminite | AlCl3 · 6H2O |
H | β Halotrichite | FeAl2(SO4)4 · 22H2O |
H | β Hexahydrite | MgSO4 · 6H2O |
H | β Hydrokenoralstonite | Na0.5(Al,Mg)2(F,OH)6 · H2O |
O | Oxygen | |
O | β Albite | Na(AlSi3O8) |
O | β Albite var. Andesine | (Na,Ca)[Al(Si,Al)Si2O8] |
O | β Anglesite | PbSO4 |
O | β Anhydrite | CaSO4 |
O | β Anorthite | Ca(Al2Si2O8) |
O | β Aphthitalite | (K,Na)3Na(SO4)2 |
O | β Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
O | β Bannermanite | (Na,K)0.7V4+0.7V5+5.3O15 |
O | β BlΓΆdite | Na2Mg(SO4)2 · 4H2O |
O | β Blossite | α-Cu2(V2O7) |
O | β Anorthite var. Bytownite | (Ca,Na)[Al(Al,Si)Si2O8] |
O | β Chalcanthite | CuSO4 · 5H2O |
O | β Chalcocyanite | CuSO4 |
O | β Chloraluminite | AlCl3 · 6H2O |
O | β Cristobalite | SiO2 |
O | β Euchlorine | KNaCu3(SO4)3O |
O | β Fingerite | Cu11(VO4)6O2 |
O | β Halotrichite | FeAl2(SO4)4 · 22H2O |
O | β Hematite | Fe2O3 |
O | β Hexahydrite | MgSO4 · 6H2O |
O | β Howardevansite | NaCuFe2(VO4)3 |
O | β Hypersthene | (Mg,Fe)SiO3 |
O | β Anorthite var. Labradorite | (Ca,Na)[Al(Al,Si)Si2O8] |
O | β Langbeinite | K2Mg2(SO4)3 |
O | β Lyonsite | Cu3Fe4(VO4)6 |
O | β Mcbirneyite | Cu3(VO4)2 |
O | β Hydrokenoralstonite | Na0.5(Al,Mg)2(F,OH)6 · H2O |
O | β Shcherbinaite | V25+O5 |
O | β Stoiberite | Cu5(VO4)2O2 |
O | β ThΓ©nardite | Na2SO4 |
O | β Ziesite | β-Cu2(V2O7) |
O | β UM1980-18-VO:Cu | Cu4V2O9 |
F | Fluorine | |
F | β Fluorite | CaF2 |
F | β Hydrokenoralstonite | Na0.5(Al,Mg)2(F,OH)6 · H2O |
Na | Sodium | |
Na | β Albite | Na(AlSi3O8) |
Na | β Albite var. Andesine | (Na,Ca)[Al(Si,Al)Si2O8] |
Na | β Aphthitalite | (K,Na)3Na(SO4)2 |
Na | β Bannermanite | (Na,K)0.7V4+0.7V5+5.3O15 |
Na | β BlΓΆdite | Na2Mg(SO4)2 · 4H2O |
Na | β Anorthite var. Bytownite | (Ca,Na)[Al(Al,Si)Si2O8] |
Na | β Euchlorine | KNaCu3(SO4)3O |
Na | β Halite | NaCl |
Na | β Howardevansite | NaCuFe2(VO4)3 |
Na | β Anorthite var. Labradorite | (Ca,Na)[Al(Al,Si)Si2O8] |
Na | β Hydrokenoralstonite | Na0.5(Al,Mg)2(F,OH)6 · H2O |
Na | β ThΓ©nardite | Na2SO4 |
Mg | Magnesium | |
Mg | β Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
Mg | β BlΓΆdite | Na2Mg(SO4)2 · 4H2O |
Mg | β Hexahydrite | MgSO4 · 6H2O |
Mg | β Hypersthene | (Mg,Fe)SiO3 |
Mg | β Langbeinite | K2Mg2(SO4)3 |
Mg | β Hydrokenoralstonite | Na0.5(Al,Mg)2(F,OH)6 · H2O |
Al | Aluminium | |
Al | β Albite | Na(AlSi3O8) |
Al | β Albite var. Andesine | (Na,Ca)[Al(Si,Al)Si2O8] |
Al | β Anorthite | Ca(Al2Si2O8) |
Al | β Anorthite var. Bytownite | (Ca,Na)[Al(Al,Si)Si2O8] |
Al | β Chloraluminite | AlCl3 · 6H2O |
Al | β Halotrichite | FeAl2(SO4)4 · 22H2O |
Al | β Anorthite var. Labradorite | (Ca,Na)[Al(Al,Si)Si2O8] |
Al | β Hydrokenoralstonite | Na0.5(Al,Mg)2(F,OH)6 · H2O |
Si | Silicon | |
Si | β Albite | Na(AlSi3O8) |
Si | β Albite var. Andesine | (Na,Ca)[Al(Si,Al)Si2O8] |
Si | β Anorthite | Ca(Al2Si2O8) |
Si | β Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
Si | β Anorthite var. Bytownite | (Ca,Na)[Al(Al,Si)Si2O8] |
Si | β Cristobalite | SiO2 |
Si | β Hypersthene | (Mg,Fe)SiO3 |
Si | β Anorthite var. Labradorite | (Ca,Na)[Al(Al,Si)Si2O8] |
S | Sulfur | |
S | β Anglesite | PbSO4 |
S | β Anhydrite | CaSO4 |
S | β Aphthitalite | (K,Na)3Na(SO4)2 |
S | β BlΓΆdite | Na2Mg(SO4)2 · 4H2O |
S | β Chalcanthite | CuSO4 · 5H2O |
S | β Chalcocyanite | CuSO4 |
S | β Euchlorine | KNaCu3(SO4)3O |
S | β Halotrichite | FeAl2(SO4)4 · 22H2O |
S | β Hexahydrite | MgSO4 · 6H2O |
S | β Langbeinite | K2Mg2(SO4)3 |
S | β PatrΓ³nite | VS4 |
S | β ThΓ©nardite | Na2SO4 |
Cl | Chlorine | |
Cl | β Chloraluminite | AlCl3 · 6H2O |
Cl | β Halite | NaCl |
Cl | β Sylvite | KCl |
K | Potassium | |
K | β Aphthitalite | (K,Na)3Na(SO4)2 |
K | β Bannermanite | (Na,K)0.7V4+0.7V5+5.3O15 |
K | β Euchlorine | KNaCu3(SO4)3O |
K | β Langbeinite | K2Mg2(SO4)3 |
K | β Sylvite | KCl |
Ca | Calcium | |
Ca | β Albite var. Andesine | (Na,Ca)[Al(Si,Al)Si2O8] |
Ca | β Anhydrite | CaSO4 |
Ca | β Anorthite | Ca(Al2Si2O8) |
Ca | β Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
Ca | β Anorthite var. Bytownite | (Ca,Na)[Al(Al,Si)Si2O8] |
Ca | β Fluorite | CaF2 |
Ca | β Anorthite var. Labradorite | (Ca,Na)[Al(Al,Si)Si2O8] |
V | Vanadium | |
V | β Bannermanite | (Na,K)0.7V4+0.7V5+5.3O15 |
V | β Blossite | α-Cu2(V2O7) |
V | β Fingerite | Cu11(VO4)6O2 |
V | β Howardevansite | NaCuFe2(VO4)3 |
V | β Lyonsite | Cu3Fe4(VO4)6 |
V | β Mcbirneyite | Cu3(VO4)2 |
V | β PatrΓ³nite | VS4 |
V | β Shcherbinaite | V25+O5 |
V | β Stoiberite | Cu5(VO4)2O2 |
V | β Ziesite | β-Cu2(V2O7) |
V | β UM1980-18-VO:Cu | Cu4V2O9 |
Fe | Iron | |
Fe | β Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
Fe | β Halotrichite | FeAl2(SO4)4 · 22H2O |
Fe | β Hematite | Fe2O3 |
Fe | β Howardevansite | NaCuFe2(VO4)3 |
Fe | β Hypersthene | (Mg,Fe)SiO3 |
Fe | β Lyonsite | Cu3Fe4(VO4)6 |
Cu | Copper | |
Cu | β Blossite | α-Cu2(V2O7) |
Cu | β Chalcanthite | CuSO4 · 5H2O |
Cu | β Chalcocyanite | CuSO4 |
Cu | β Euchlorine | KNaCu3(SO4)3O |
Cu | β Fingerite | Cu11(VO4)6O2 |
Cu | β Howardevansite | NaCuFe2(VO4)3 |
Cu | β Lyonsite | Cu3Fe4(VO4)6 |
Cu | β Mcbirneyite | Cu3(VO4)2 |
Cu | β Stoiberite | Cu5(VO4)2O2 |
Cu | β Ziesite | β-Cu2(V2O7) |
Cu | β UM1980-18-VO:Cu | Cu4V2O9 |
Pb | Lead | |
Pb | β Anglesite | PbSO4 |
Other Databases
Wikipedia: | https://en.wikipedia.org/wiki/Izalco_(volcano) |
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Wikidata ID: | Q1049619 |
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References
Birnie, Richard W., Hughes, John M. (1979) Stoiberite, Cu5V2O10, a new copper vanadate from Izalco volcano, El Salvador, Central America. American Mineralogist, 64 (9-10) 941-944
Hughes, John M., Birnie, Richard W. (1980) Ziesite, Ξ²-Cu2V2O7, a new copper vanadate and fumarole temperature indicator. American Mineralogist, 65 (11-12) 1146-1149
Hughes, John M., Finger, Larry W. (1983) Bannermanite, a new sodium-potassium vanadate isostructural with Ξ²-NaxV6O15. American Mineralogist, 68 (5-6) 634-641
Hughes, John M., Finger, Larry W. (1983) The crystal chemistry of shcherbinaite, naturally occurring V2O5. American Mineralogist, 68 (11-12) 1220-1222
Hughes, John M., Hadidiacos, C. G. (1985) Fingerite. Cu11O2(VO4)6, a new vanadium sublimate from Izalco volcano, El Salvador: descriptive mineralogy. American Mineralogist, 70 (1-2) 193-196
Robinson, Paul D., Hughes, John M., Malinconico, MaryAnn L. (1987) Blossite, Ξ±-Cu2+2V5+2O7, a new fumarolic sublimate from Izalco volcano, El Salvador. American Mineralogist, 72 (3-4) 397-400
Hughes, John M., Starkey, Sarah J., Malinconico, MaryAnn L., Malinconico, Lawrence L. (1987) Lyonsite, Cu2+3Fe3+4(VO4)3-6, a new fumarolic sublimate from Izalco volcano, El Salvador: Descriptive mineralogy and crystal structure. American Mineralogist, 72 (9-10) 1000-1005
Izalco Volcano, Sonsonate Department, El Salvador