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:
Point Delgado, Shelter Cove, Coastal Range, Humboldt Co., California, USA

mindat Locality ID: 203409
mindat URL: http://www.mindat.org/loc-203409.html

Tectonic Settings:

Total number of sublocalities beneath "Point Delgado, Shelter Cove, Coastal Range, Humboldt Co., California, USA": 5
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Locality No. 1
Locality No. 1.5
Locality No. 2
Locality No. 3
Locality No. 8

Latitude: 40°1'30"N
Longitude: 124°4'30"W
Decimal Degree (lat, lon): 40.025,-124.075

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.

Allophane	Aragonite	Calcite	Chalcopyrite	Clay	Fluorite	Gypsum	Kaolinite	Mica	None
Pyrite	Quartz	Rocksalt	Sphalerite

Ankerite ()*	Aurichalcite ()*	Calcite ()*	Cerussite ()*	Chalcopyrite ()*
Chrysocolla ()*	Dolomite ()*	Fluorite ()*	Galena ()*	Gypsum ()*
Kaolinite ()*	Muscovite ()*	Pyrite ()*	Quartz ()*	Rhodochrosite ()*
Siderite ()*	Smithsonite ()*	Sphalerite ()*

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 C Ca Cu F Fe H K Mg Mn O Pb S Si Zn

Elements from minerals reported directly at this locality: Al C Ca Cu H K Mg O Pb S Si Zn

Structural Groups for minerals in this locality:
Allophane Aragonite Calcite Chalcopyrite Clay Fluorite Gypsum Kaolinite Mica None
Pyrite Quartz Rocksalt Sphalerite

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	2	156285,156287	3092
Aurichalcite ()*	None	(Zn,Cu)₅(CO₃)₂(OH)₆	0		919
Calcite ()*	Calcite	Ca(CO₃)	3	156285,156286,156287	27770
Cerussite ()*	Aragonite	Pb(CO₃)	0		4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	3	156285,156287,156289	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	0		3531
Dolomite ()*	None	CaMg(CO₃)₂	0		9895
Fluorite ()*	Fluorite	CaF₂	1	156287	9617
Galena ()*	Rocksalt	PbS	5	156285,156286,156287,156288,156289	24243
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	0		6890
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	156289	5591
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	0		17380
Pyrite ()*	Pyrite	FeS₂	4	156285,156287,156288,156289	39462
Quartz ()*	Quartz	SiO₂	5	156285,156286,156287,156288,156289	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	1	156287	1711
Siderite ()*	Calcite	Fe(CO₃)	1	156287	6417
Smithsonite ()*	Calcite	Zn(CO₃)	0		2473
Sphalerite ()*	Sphalerite	ZnS	5	156285,156286,156287,156288,156289	21482

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...