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:
Oakville District, Mayacmas Mts (Mayacamas Mts), Napa Co., California, USA

mindat Locality ID: 209087
mindat URL: http://www.mindat.org/loc-209087.html

Tectonic Settings:

Total number of sublocalities beneath "Oakville District, Mayacmas Mts (Mayacamas Mts), Napa Co., California, USA": 9
Total number of bottom-level sublocalities: 8

Number of Child Localities: 1
Child Localities:
Oakville

Latitude: 38°25'38"N
Longitude: 122°26'17"W
Decimal Degree (lat, lon): 38.427222222222,-122.43805555556

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.

Amorphous	Baryte	None	Pyrite	Quartz

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 Fe H Hg O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Baryte None Pyrite Quartz

6 IMA Minerals at location:

Baryte ()*	Cinnabar ()*	Mercury ()*	Opal ()*	Pyrite ()*
Quartz ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	1	165086	11547
Cinnabar ()*	None	HgS	3	165086,165088,165091	2600
Mercury ()*	None	Hg	2	165086,165088	397
Opal ()*	Amorphous	SiO₂·nH₂O	1	165087	2994
Pyrite ()*	Pyrite	FeS₂	2	165086,165088	39462
Quartz ()*	Quartz	SiO₂	2	165086,165088	61156

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...