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:
Pacific Mine (Pacific Coast Borax Company Properties; Borate; Borate Colemanite Mines; Calico; Old Borate; Pacific Coast Borax Co. Workings), Calico, Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USA

mindat Locality ID: 26609
mindat URL: http://www.mindat.org/loc-26609.html

Tectonic Settings:

Total number of sublocalities beneath "Pacific Mine (Pacific Coast Borax Company Properties; Borate; Borate Colemanite Mines; Calico; Old Borate; Pacific Coast Borax Co. Workings), Calico, Calico District (Daggett District; Calico-Daggett Area), Calico Mts (Calico Hills), San Bernardino Co., California, USA": 3
Total number of bottom-level sublocalities: 2

Number of Child Localities: 1
Child Localities:
Borate (Borate Camp)

Latitude: 34°57'0"N
Longitude: 116°49'"W
Decimal Degree (lat, lon): 34.95,-116.81666666667

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.

Aragonite	Baryte	Boracite	Calcite	Gadolinite	Gypsum	None	Not in a structural group	Rhabdophane

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: B C Ca Cl Co Fe H Mg Mn Na Ni O S Si Sr

Elements from minerals reported directly at this locality: B C Ca Cl Co H Mg Mn Na Ni O S Sr

Structural Groups for minerals in this locality:
Aragonite Baryte Boracite Calcite Gadolinite Gypsum None Not in a structural group Rhabdophane

13 IMA Minerals at location:

Asbolane ()*	Bassanite ()*	Boracite ()*	Borax ()*	Calcite ()*
Celestine ()*	Colemanite ()*	Datolite ()*	Fibroferrite ()*	Gypsum ()*
Howlite ()*	Strontianite ()*	Ulexite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Asbolane ()*	Not in a structural group	Mn⁴⁺(O,OH)₂·(Co,Ni,Mg,Ca)_x(OH)_2x·nH₂O	0		143
Bassanite ()*	Rhabdophane	Ca(SO₄)·0.5H₂O	0		82
Boracite ()*	Boracite	Mg₃B₇O₁₃Cl	0		57
Borax ()*	None	Na₂B₄O₅(OH)₄·8H₂O	1	170993	76
Calcite ()*	Calcite	Ca(CO₃)	0		27770
Celestine ()*	Baryte	Sr(SO₄)	0		1252
Colemanite ()*	None	CaB₃O₄(OH)₃·H₂O	0		144
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	2	170993,170994	498
Fibroferrite ()*	Not in a structural group	Fe³⁺(SO₄)(OH)·5H₂O	1	170993	107
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	0		6890
Howlite ()*	None	Ca₂SiB₅O₉(OH)₅	1	170994	36
Strontianite ()*	Aragonite	Sr(CO₃)	2	170993,170995	589
Ulexite ()*	None	NaCaB₅O₆(OH)₆·5H₂O	0		160

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...