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Oficina Alemania, Santa Catalina, Antofagasta Province, Antofagasta, Chilei
Regional Level Types
Oficina Alemania- not defined -
Santa Catalina- not defined -
Antofagasta ProvinceProvince

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Latitude & Longitude:
24° South , 69° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:

Nitrate mining property.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

2 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

Formula: Na3(SO4)(NO3) · H2O
Reference: Ericksen & Mrose (1970) American Mineralogist 55:1500-1517
Humberstonite (TL)
Formula: Na7K3Mg2(SO4)6(NO3)2 · 6H2O
Type Locality:
Reference: Geol.Soc.Amer., Progr. annual meeting (1967) p. 59

List of minerals arranged by Strunz 10th Edition classification

Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Darapskite7.DG.05Na3(SO4)(NO3) · H2O
Humberstonite (TL)7.DG.10Na7K3Mg2(SO4)6(NO3)2 · 6H2O

List of minerals arranged by Dana 8th Edition classification

Darapskite20.1.1.1Na3(SO4)(NO3) · H2O
Hydrated Compound Sulfates
Humberstonite (TL) · 6H2O

List of minerals for each chemical element

H HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2O
H DarapskiteNa3(SO4)(NO3) · H2O
N HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2O
N DarapskiteNa3(SO4)(NO3) · H2O
O HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2O
O DarapskiteNa3(SO4)(NO3) · H2O
Na HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2O
Na DarapskiteNa3(SO4)(NO3) · H2O
Mg HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2O
S HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2O
S DarapskiteNa3(SO4)(NO3) · H2O
K HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2O

This page contains all mineral locality references listed on This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
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