Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Seilhols, Fontanges, Salers, Mauriac, Cantal, Auvergne-Rhône-Alpes, Francei
Regional Level Types
SeilholsOutcrop (Dormant)
Fontanges- not defined -
SalersCommune
MauriacArrondissement
CantalDepartment
Auvergne-Rhône-AlpesRegion
FranceCountry

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Latitude & Longitude (WGS84):
45° 5' 55'' North , 2° 33' 22'' East
Latitude & Longitude (decimal):
45.09873,2.55634
GeoHash:
G#: u01bd1vrn
GRN:
N31E02
Type:
Outcrop (Dormant) - last checked 2024
Köppen climate type:
Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Saint-Projet-de-Salers119 (2016)2.7km
Fontanges245 (2016)3.7km
Saint-Paul-de-Salers148 (2016)4.9km
Salers400 (2016)5.9km
Le Falgoux194 (2016)7.4km
Mindat Locality ID:
52884
Long-form identifier:
mindat:1:2:52884:6
GUID (UUID V4):
0
Other/historical names associated with this locality:
Auvergne; Rhône-Alpes
Name(s) in local language(s):
Seilhols, Fontanges, Salers, Monts du Cantal, Cantal, Auvergne, France


On a fault mirror in a volcanic breccia and volcano-sedimentary formations, on the cliff near Seilhols castle, on right bank of l'Aspre river.
The pickeringite, a fumarole deposit, is white, yellow or red (by alteration).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


1 valid mineral.

Detailed Mineral List:

ⓘ Pickeringite
Formula: MgAl2(SO4)4 · 22H2O
Colour: White, orange, red.
Description: Crusts (up to 10 centimeters thick) of small crystals (1-3 millimeters).

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘPickeringite7.CB.85MgAl2(SO4)4 · 22H2O

List of minerals for each chemical element

HHydrogen
Hⓘ PickeringiteMgAl2(SO4)4 · 22H2O
OOxygen
Oⓘ PickeringiteMgAl2(SO4)4 · 22H2O
MgMagnesium
Mgⓘ PickeringiteMgAl2(SO4)4 · 22H2O
AlAluminium
Alⓘ PickeringiteMgAl2(SO4)4 · 22H2O
SSulfur
Sⓘ PickeringiteMgAl2(SO4)4 · 22H2O

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
France

This page contains all mineral locality references listed on mindat.org. 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 mindat.org 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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