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:
Baldwin Lake District, San Bernardino Mts, San Bernardino Co., California, USA

mindat Locality ID: 274512
mindat URL: http://www.mindat.org/loc-274512.html

Tectonic Settings:

Total number of sublocalities beneath "Baldwin Lake District, San Bernardino Mts, San Bernardino Co., California, USA": 65
Total number of bottom-level sublocalities: 59

Number of Child Localities: 6
Child Localities:
Baldwin Lake [town]
Doble (Bairdstown)
Gem Mine
Heartbreak Ridge
Tip Top Mountain
Woodlands (Erwin Lake)

Latitude: 34°15'25"N
Longitude: 116°45'1"W
Decimal Degree (lat, lon): 34.256944444444,-116.75027777778

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.

Calcite	Clinozoisite	Copper	Corundum	Epidote	Malachite	Molybdenite	None	Not in a structural group	Quartz
Rocksalt	Scheelite

Calcite ()*	Cinnabar ()*	Cuprite ()*	Dolomite ()*	Epidote ()*
Galena ()*	Gold ()*	Graphite ()*	Hematite ()*	Magnesite ()*
Malachite ()*	Molybdenite ()*	Quartz ()*	Scheelite ()*

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 Au C Ca Cu Fe H Hg Mg Mo O Pb S Si W

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Clinozoisite Copper Corundum Epidote Malachite Molybdenite None Not in a structural group Quartz
Rocksalt Scheelite

14 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)	2	173356,173359	27770
Cinnabar ()*	None	HgS	1	173377	2600
Cuprite ()*	Not in a structural group	Cu₂O	2	173356,173359	2970
Dolomite ()*	None	CaMg(CO₃)₂	1	173380	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2	173320,173336	8173
Galena ()*	Rocksalt	PbS	3	173356,173359,173361	24243
Gold ()*	Copper	Au	13	173325,173326,173327,173328,173329,173352,173356,173357,173359,173360,173362,173368,173372	30554
Graphite ()*	None	C	5	173370,173374,173376,173379,173382	2812
Hematite ()*	Corundum	Fe₂O₃	2	173356,173359	14640
Magnesite ()*	Calcite	Mg(CO₃)	1	173380	1487
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	2	173356,173359	12537
Molybdenite ()*	Molybdenite	MoS₂	1	173336	5800
Quartz ()*	Quartz	SiO₂	13	173324,173325,173326,173327,173328,173329,173351,173356,173357,173359,173362,173372,173373	61156
Scheelite ()*	Scheelite	Ca(WO₄)	2	173340,173360	4894

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...