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:
Dall Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA

mindat Locality ID: 239906
mindat URL: http://www.mindat.org/loc-239906.html

Tectonic Settings:

Total number of sublocalities beneath "Dall Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA": 14
Total number of bottom-level sublocalities: 10

Number of Child Localities: 10
Child Localities:
Coco Harbor
Gold Harbor
Lucky Strike Prospect
Moonshine Prospect
Mount Vesta Prospect
Security Cove
Shellhouse Prospects (Miller Prospects)
Silver Star Prospect
Thunder Mountain
Virginia Prospects (McLeod Prospects)

Latitude: 54°57'3"N
Longitude: 133°'27"W
Decimal Degree (lat, lon): 54.950833333333,-133.0075

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	Calcite	Chalcopyrite	Malachite	Molybdenite	Nickeline	None	Pyrite	Pyroxene	Quartz
Rocksalt	Sphalerite	Tetrahedrite

Actinolite ()*	Calcite ()*	Chalcopyrite ()*	Diopside ()*	Galena ()*
Malachite ()*	Molybdenite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*
Sphalerite ()*	Tennantite-(Fe) ()*	Tetrahedrite-(Zn) ()*

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: As C Ca Cu Fe H Mg Mo O Pb S Sb Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Calcite Chalcopyrite Malachite Molybdenite Nickeline None Pyrite Pyroxene Quartz
Rocksalt Sphalerite Tetrahedrite

13 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	133000	3419
Calcite ()*	Calcite	Ca(CO₃)	2	132997,133000	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	8	132992,132994,132995,132997,133000,133001,133003,133004	27198
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	133000	4135
Galena ()*	Rocksalt	PbS	4	132996,132997,133001,133004	24243
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	132997	12537
Molybdenite ()*	Molybdenite	MoS₂	2	132992,132994	5800
Pyrite ()*	Pyrite	FeS₂	7	132992,132994,132995,132999,133000,133003,133004	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	3	132992,133000,133003	9056
Quartz ()*	Quartz	SiO₂	4	132992,132995,133000,133004	61156
Sphalerite ()*	Sphalerite	ZnS	3	132997,133001,133003	21482
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	1	132994	1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1	132997	5317

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...