Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Mont Semiol (Mont Semiouse; Mont Simiouse), Châtelneuf, Loire, Auvergne-Rhône-Alpes, France

mindat Locality ID: 25844
mindat URL: http://www.mindat.org/loc-25844.html

Tectonic Settings:

Total number of sublocalities beneath "Mont Semiol (Mont Semiouse; Mont Simiouse), Châtelneuf, Loire, Auvergne-Rhône-Alpes, France": 0
Total number of bottom-level sublocalities: 0

Latitude: 45°37'48"N
Longitude: 3°58'58"E
Decimal Degree (lat, lon): 45.63,3.9827777777778

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Amorphous	Calcite	Chabazite	Clay	None	Not in a structural group	Pyroxene	Quartz	Rocksalt	Smectite-vermiculite
Spinel

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al C Ca Fe H K Mg Na O Pb S Si

Elements from minerals reported directly at this locality: Al C Ca Fe H K Mg Na O Pb S Si

Structural Groups for minerals in this locality:
Amorphous Calcite Chabazite Clay None Not in a structural group Pyroxene Quartz Rocksalt Smectite-vermiculite
Spinel

11 IMA Minerals at location:

Augite ()*	Calcite ()*	Chabazite-Na ()*	Galena ()*	Mazzite-Mg ()*
Montmorillonite ()*	Offretite ()*	Opal ()*	Quartz ()*	Siderite ()*
Spinel ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	2060
Calcite ()*	Calcite	Ca(CO₃)	27770
Chabazite-Na ()*	Chabazite	(Na₃K)[Al₄Si₈O₂₄]·11H₂O	66
Galena ()*	Rocksalt	PbS	24243
Mazzite-Mg ()*	None	Mg₅(Si₂₆Al₁₀)O₇₂·30H₂O	1
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1508
Offretite ()*	Not in a structural group	KCaMg(Si₁₃Al₅)O₃₆·15H₂O	146
Opal ()*	Amorphous	SiO₂·nH₂O	2994
Quartz ()*	Quartz	SiO₂	61156
Siderite ()*	Calcite	Fe(CO₃)	6417
Spinel ()*	Spinel	MgAl₂O₄	1934

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...