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Punta Angamos, Mejillones peninsula, Mejillones, Antofagasta Province, Antofagasta Region, Chile

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Latitude & Longitude (WGS84): 23° 1' 36'' South , 70° 30' 34'' West
Latitude & Longitude (decimal): -23.02667,-70.50944
GeoHash:G#: 67vv580ef
Köppen climate type:BWk : Cold desert climate


Small guano quarry north under the viewpoint of Punta Angamos.
Guano on igneous rock, which contains some quartz microcline pegmatites.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


8 valid minerals.

Detailed Mineral List:

Anhydrite
Formula: CaSO4
Reference: Raman Spectroscopy by Joy Desor
Aphthitalite
Formula: (K,Na)3Na(SO4)2
Reference: SEM-EDS by Joy Desor
Dittmarite
Formula: (NH4)Mg(PO4) · H2O
Reference: XRD by Joachim Lorenz
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Gerhard Möhn collection
Halite
Formula: NaCl
Reference: Wet Chemical by Gerhard Möhn
Microcline
Formula: K(AlSi3O8)
Reference: Gerhard Möhn collection
Newberyite
Formula: Mg(HPO4) · 3H2O
Reference: XRD by Joachim Lorenz
Quartz
Formula: SiO2
Reference: Gerhard Möhn collection

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
'Halite'3.AA.20NaCl
Group 4 - Oxides and Hydroxides
'Quartz'4.DA.05SiO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Anhydrite'7.AD.30CaSO4
'Aphthitalite'7.AC.35(K,Na)3Na(SO4)2
Group 8 - Phosphates, Arsenates and Vanadates
'Dittmarite'8.CH.20(NH4)Mg(PO4) · H2O
'Newberyite'8.CE.10Mg(HPO4) · 3H2O
Group 9 - Silicates
'Epidote'9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Microcline'9.FA.30K(AlSi3O8)

List of minerals arranged by Dana 8th Edition classification

Group 9 - NORMAL HALIDES
AX
Halite9.1.1.1NaCl
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
A2XO4
Aphthitalite28.2.2.1(K,Na)3Na(SO4)2
AXO4
Anhydrite28.3.2.1CaSO4
Group 39 - HYDRATED ACID PHOSPHATES,ARSENATES AND VANADATES
A[HXO4]·xH2O
Newberyite39.1.6.1Mg(HPO4) · 3H2O
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB(XO4)·xH2O
Dittmarite40.1.2.1(NH4)Mg(PO4) · H2O
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)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Microcline76.1.1.5K(AlSi3O8)

List of minerals for each chemical element

HHydrogen
H Dittmarite(NH4)Mg(PO4) · H2O
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H NewberyiteMg(HPO4) · 3H2O
NNitrogen
N Dittmarite(NH4)Mg(PO4) · H2O
OOxygen
O AnhydriteCaSO4
O Aphthitalite(K,Na)3Na(SO4)2
O Dittmarite(NH4)Mg(PO4) · H2O
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O MicroclineK(AlSi3O8)
O NewberyiteMg(HPO4) · 3H2O
O QuartzSiO2
NaSodium
Na Aphthitalite(K,Na)3Na(SO4)2
Na HaliteNaCl
MgMagnesium
Mg Dittmarite(NH4)Mg(PO4) · H2O
Mg NewberyiteMg(HPO4) · 3H2O
AlAluminium
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al MicroclineK(AlSi3O8)
SiSilicon
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si MicroclineK(AlSi3O8)
Si QuartzSiO2
PPhosphorus
P Dittmarite(NH4)Mg(PO4) · H2O
P NewberyiteMg(HPO4) · 3H2O
SSulfur
S AnhydriteCaSO4
S Aphthitalite(K,Na)3Na(SO4)2
ClChlorine
Cl HaliteNaCl
KPotassium
K Aphthitalite(K,Na)3Na(SO4)2
K MicroclineK(AlSi3O8)
CaCalcium
Ca AnhydriteCaSO4
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
FeIron
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)

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

Silurian - Cambrian
419.2 - 541 Ma



ID: 3188736
Paleozoic intrusive rocks

Age: Paleozoic (419.2 - 541 Ma)

Lithology: Intrusive igneous rocks

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


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