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:
McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville District, Napa Co., California, USA

mindat Locality ID: 15218
mindat URL: http://www.mindat.org/loc-15218.html

Tectonic Settings:

Total number of sublocalities beneath "McLaughlin Mine (Manhattan Mine), Knoxville, Knoxville District, Napa Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 38°50'17"N
Longitude: 122°21'50"W
Decimal Degree (lat, lon): 38.838055555556,-122.36388888889

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.

Alunite	Amorphous	Aragonite	Arsenolite	Arsenopyrite	Baryte	Calcite	Clay	Copper	Feldspar
Kaolinite	Marcasite	Melanterite	Mica	None	Not in a structural group	Pyrite	Quartz	Rutile	Smectite-vermiculite
Sphalerite	Stibnite

Alunogen ()*	Ammonioalunite ()*	Aragonite ()*	Arsenopyrite ()*	Baryte ()*
Buddingtonite ()*	Calcite ()*	Cinnabar ()*	Gold ()*	Jamesonite ()*
Kaolinite ()*	Marcasite ()*	Melanterite ()*	Mercury ()*	Metacinnabar ()*
Miargyrite ()*	Montmorillonite ()*	Montroydite ()*	Muscovite ()*	Opal ()*
Pyrargyrite ()*	Pyrite ()*	Pyrolusite ()*	Quartz ()*	Senarmontite ()*
Stibnite ()*

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: Ag Al As Au Ba C Ca Fe H Hg K Mg Mn N Na O Pb S Sb Si

Elements from minerals reported directly at this locality: Ag Al As Au Ba C Ca Fe H Hg K Mg Mn N Na O Pb S Sb Si

Structural Groups for minerals in this locality:
Alunite Amorphous Aragonite Arsenolite Arsenopyrite Baryte Calcite Clay Copper Feldspar
Kaolinite Marcasite Melanterite Mica None Not in a structural group Pyrite Quartz Rutile Smectite-vermiculite
Sphalerite Stibnite

26 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Alunogen ()*	Not in a structural group	Al₂(SO₄)₃(H₂O)₁₂·5H₂O	272
Ammonioalunite ()*	Alunite	(NH₄)Al₃(SO₄)₂(OH)₆	11
Aragonite ()*	Aragonite	Ca(CO₃)	3250
Arsenopyrite ()*	Arsenopyrite	FeAsS	9052
Baryte ()*	Baryte	Ba(SO₄)	11547
Buddingtonite ()*	Feldspar	(NH₄)(AlSi₃)O₈	27
Calcite ()*	Calcite	Ca(CO₃)	27770
Cinnabar ()*	None	HgS	2600
Gold ()*	Copper	Au	30554
Jamesonite ()*	None	Pb₄FeSb₆S₁₄	784
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	5591
Marcasite ()*	Marcasite	FeS₂	5674
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	915
Mercury ()*	None	Hg	397
Metacinnabar ()*	Sphalerite	HgS	255
Miargyrite ()*	None	AgSbS₂	300
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1508
Montroydite ()*	None	HgO	29
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Opal ()*	Amorphous	SiO₂·nH₂O	2994
Pyrargyrite ()*	None	Ag₃SbS₃	1425
Pyrite ()*	Pyrite	FeS₂	39462
Pyrolusite ()*	Rutile	MnO₂	3106
Quartz ()*	Quartz	SiO₂	61156
Senarmontite ()*	Arsenolite	Sb₂O₃	179
Stibnite ()*	Stibnite	Sb₂S₃	3418

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...