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:
Hawley Lake, Sierra City District, Sierra Co., California, USA

mindat Locality ID: 269960
mindat URL: http://www.mindat.org/loc-269960.html

Tectonic Settings:

Total number of sublocalities beneath "Hawley Lake, Sierra City District, Sierra Co., California, USA": 13
Total number of bottom-level sublocalities: 13

Number of Child Localities: 13
Child Localities:
Big Boulder Prospect
Blue Grass Placer Mine
Dragon Fly Mine (Dragon Fly Extension; Pinchburg)
Four Hills Mine
Garibaldi Mine
Lone Star Group (Lone Star Cons Group; Lone Star Consolidated Group)
Lorenzo Mine
Oakland Prospect
Sierra Iron Mine (Sierra Mine; Sierra Iron Co.; Lake Hawley And Spencer Lake Deposit)
Sisson Mine
True Fissure Group Mine (True Fissure Gp; Deer; Gold Lake; Pigeon Egg Claim; Summit; Cavern)
White Bear Mine [2]
Willoughby Mine (Gold Basis Mine)

Latitude: 39°39'34"N
Longitude: 120°42'38"W
Decimal Degree (lat, lon): 39.659444444444,-120.71055555556

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	Chalcopyrite	Clay	Copper	Corundum	None	Pyrite	Quartz	Rocksalt	Spinel
Talc

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: Au C Ca Cu Fe H Mg O Pb S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Chalcopyrite Clay Copper Corundum None Pyrite Quartz Rocksalt Spinel
Talc

10 IMA Minerals at location:

Calcite ()*	Chalcopyrite ()*	Dolomite ()*	Galena ()*	Gold ()*
Hematite ()*	Magnetite ()*	Pyrite ()*	Quartz ()*	Talc ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	1	177902	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	177897	27198
Dolomite ()*	None	CaMg(CO₃)₂	1	177902	9895
Galena ()*	Rocksalt	PbS	2	177897,177906	24243
Gold ()*	Copper	Au	9	177895,177896,177897,177898,177899,177900,177903,177904,177906	30554
Hematite ()*	Corundum	Fe₂O₃	1	177897	14640
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	177902	14899
Pyrite ()*	Pyrite	FeS₂	2	177897,177906	39462
Quartz ()*	Quartz	SiO₂	6	177897,177898,177899,177900,177904,177906	61156
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	177902	3337

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...