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:
St Croix, U.S. Virgin Islands, USA

mindat Locality ID: 204485
mindat URL: http://www.mindat.org/loc-204485.html

Tectonic Settings:

Total number of sublocalities beneath "St Croix, U.S. Virgin Islands, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Judith Fancy Formation
Mt Victory

Latitude: 17°44'45"N
Longitude: 64°48'34"W
Decimal Degree (lat, lon): 17.745833333333,-64.809444444444

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.

Analcime	Aragonite	Calcite	Clinozoisite	Copper	Epidote	None	Not in a structural group	Prehnite	Quartz
Rutile	Sphalerite

Calcite ()*	Cassiterite ()*	Cerussite ()*	Chalcocite ()*	Clinozoisite ()*
Copper ()*	Cotunnite ()*	Cuprite ()*	Epidote ()*	Lead ()*
Prehnite ()*	Quartz ()*	Romarchite ()*	Sphalerite ()*	Tenorite ()*
Tin ()*	Wairakite ()*

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 Cl Cu Fe H O Pb S Si Sn Zn

Elements from minerals reported directly at this locality: C Cl Cu O Pb S Sn Zn

Structural Groups for minerals in this locality:
Analcime Aragonite Calcite Clinozoisite Copper Epidote None Not in a structural group Prehnite Quartz
Rutile Sphalerite

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	1	271134	27770
Cassiterite ()*	Rutile	SnO₂	0		5171
Cerussite ()*	Aragonite	Pb(CO₃)	0		4979
Chalcocite ()*	None	Cu₂S	0		5707
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	271134	1025
Copper ()*	Copper	Cu	0		3846
Cotunnite ()*	None	PbCl₂	0		54
Cuprite ()*	Not in a structural group	Cu₂O	0		2970
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2	271134,271135	8173
Lead ()*	Copper	Pb	0		192
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1	271134	1898
Quartz ()*	Quartz	SiO₂	2	271134,271135	61156
Romarchite ()*	None	SnO	0		13
Sphalerite ()*	Sphalerite	ZnS	0		21482
Tenorite ()*	None	CuO	0		1101
Tin ()*	None	Sn	0		63
Wairakite ()*	Analcime	Ca(Si₄Al₂)O₁₂·2H₂O	1	271134	73

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...