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:
Berkeley, Alameda Co., California, USA

mindat Locality ID: 43479
mindat URL: http://www.mindat.org/loc-43479.html

Tectonic Settings:

Total number of sublocalities beneath "Berkeley, Alameda Co., California, USA": 12
Total number of bottom-level sublocalities: 10

Number of Child Localities: 7
Child Localities:
Berkeley Hills
Cragmont Neighborhood
North Berkeley
Spruce Street Thunder Egg Locality
Unnamed Garnet-Amphibole Occurrence [1]
Unnamed Gemstone Occurrence [1]
Unnamed Lawsonite Occurrence [1]

Latitude: 37°52'58"N
Longitude: 122°14'45"W
Decimal Degree (lat, lon): 37.882777777778,-122.24583333333

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.

Amphibole	Analcime	Copper	Feldspar	Garnet	Lawsonite	Natrolite	None	Pyrite	Pyroxene
Quartz	Rocksalt	Titanite	Vivianite	Wollastonite	Zircon

Actinolite ()*	Albite ()*	Almandine ()*	Analcime ()*	Cinnabar ()*
Enstatite ()*	Galena ()*	Glaucophane ()*	Gold ()*	Lawsonite ()*
Natrolite ()*	Pyrite ()*	Quartz ()*	Titanite ()*	Vivianite ()*
Wollastonite ()*	Zircon ()*

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 Ca Fe H Hg Mg Na O P Pb S Si Ti Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Analcime Copper Feldspar Garnet Lawsonite Natrolite None Pyrite Pyroxene
Quartz Rocksalt Titanite Vivianite Wollastonite Zircon

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	150364	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	150364	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	150366	2353
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	150360	1627
Cinnabar ()*	None	HgS	1	150362	2600
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	1	150360	944
Galena ()*	Rocksalt	PbS	1	150358	24243
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	2	150360,150366	286
Gold ()*	Copper	Au	1	150359	30554
Lawsonite ()*	Lawsonite	CaAl₂(Si₂O₇)(OH)₂·H₂O	1	150368	121
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	150360	1236
Pyrite ()*	Pyrite	FeS₂	1	150358	39462
Quartz ()*	Quartz	SiO₂	2	150365,150367	61156
Titanite ()*	Titanite	CaTi(SiO₄)O	1	150364	4899
Vivianite ()*	Vivianite	Fe²⁺₃(PO₄)₂·8H₂O	1	150360	636
Wollastonite ()*	Wollastonite	CaSiO₃	1	150360	1247
Zircon ()*	Zircon	Zr(SiO₄)	1	150364	5251

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...