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:
Grand Junction, Mesa Co., Colorado, USA

mindat Locality ID: 14312
mindat URL: http://www.mindat.org/loc-14312.html

Tectonic Settings:

Total number of sublocalities beneath "Grand Junction, Mesa Co., Colorado, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Book Cliffs Area

Latitude: 39°8'21"N
Longitude: 108°25'58"W
Decimal Degree (lat, lon): 39.139166666667,-108.43277777778

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.

Baryte	Calcite	Gypsum	None	Quartz	Sulphur

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: Ba C Ca Fe H Mg O S Si

Elements from minerals reported directly at this locality: C Fe O S

Structural Groups for minerals in this locality:
Baryte Calcite Gypsum None Quartz Sulphur

8 IMA Minerals at location:

Ankerite ()*	Baryte ()*	Calcite ()*	Dolomite ()*	Gypsum ()*
Quartz ()*	Siderite ()*	Sulphur ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	192264	3092
Baryte ()*	Baryte	Ba(SO₄)	1	192264	11547
Calcite ()*	Calcite	Ca(CO₃)	1	192264	27770
Dolomite ()*	None	CaMg(CO₃)₂	1	192264	9895
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	192264	6890
Quartz ()*	Quartz	SiO₂	1	192264	61156
Siderite ()*	Calcite	Fe(CO₃)	0		6417
Sulphur ()*	Sulphur	S	0		2045

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL
R060478	Grand Junction, Mesa Co., Colorado, USA	https://rruff.info/R060478

All locality data graciously provided by mindat.org

All age data...