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:
Mullion, Cornwall, England, UK

mindat Locality ID: 1363
mindat URL: http://www.mindat.org/loc-1363.html

Tectonic Settings:

Total number of sublocalities beneath "Mullion, Cornwall, England, UK": 16
Total number of bottom-level sublocalities: 16

Number of Child Localities: 16
Child Localities:
George's Cove
Gew Graze (Gue Graze)
Henscarth Rock (Henscarth)
Mullion Island
Ogo-dour Cove
Parc Bean Cove
Pol Cornick
Poldhu Cove
Polurian Cove
Potstone Point
Predannack Head
The Rill
Vellan Head
Wheal Fenwick
Wheal Foss
Wheal Unity (Trenance Mine; Ghostcroft Mine)

Latitude: 50°0'9"N
Longitude: 5°15'15"W
Decimal Degree (lat, lon): 50.0025,-5.2541666666667

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	Amphibole	Analcime	Calcite	Clay	Copper	Feldspar	Gadolinite	Malachite	Millerite
Natrolite	None	Not in a structural group	Prehnite	Pyrite	Pyroxene	Serpentine	Spinel	Stilbite	Stilpnomelane
Talc	Tetrahedrite	Valleriite

Analcime ()*	Chrysocolla ()*	Chrysotile ()*	Copper ()*	Cuprite ()*
Datolite ()*	Diopside ()*	Dolomite ()*	Mackinawite ()*	Magnesite ()*
Magnetite ()*	Malachite ()*	Millerite ()*	Natrolite ()*	Orthoclase ()*
Prehnite ()*	Pyrite ()*	Scolecite ()*	Stilbite-Ca ()*	Stilpnomelane ()*
Talc ()*	Tennantite-(Fe) ()*	Tremolite ()*	Valleriite ()*

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 As B C Ca Cu Fe H K Mg Na Ni O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Amphibole Analcime Calcite Clay Copper Feldspar Gadolinite Malachite Millerite
Natrolite None Not in a structural group Prehnite Pyrite Pyroxene Serpentine Spinel Stilbite Stilpnomelane
Talc Tetrahedrite Valleriite

24 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	3	118013,118014,118018	1627
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	2	118016,118023	3531
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	1	118019	951
Copper ()*	Copper	Cu	2	118016,118023	3846
Cuprite ()*	Not in a structural group	Cu₂O	2	118016,118023	2970
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	1	118013	498
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	118020	4135
Dolomite ()*	None	CaMg(CO₃)₂	1	118015	9895
Mackinawite ()*	None	(Fe,Ni)_1+xS (x = 0-0.07)	1	118019	451
Magnesite ()*	Calcite	Mg(CO₃)	1	118019	1487
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	118019	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	118016	12537
Millerite ()*	Millerite	NiS	1	118015	1066
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	4	118008,118013,118014,118017	1236
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	2	118014,118020	2349
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	4	118012,118013,118018,118023	1898
Pyrite ()*	Pyrite	FeS₂	2	118016,118019	39462
Scolecite ()*	Natrolite	Ca(Si₃Al₂)O₁₀·3H₂O	1	118010	390
Stilbite-Ca ()*	Stilbite	NaCa₄(Si₂₇Al₉)O₇₂·28H₂O	1	118013	268
Stilpnomelane ()*	Stilpnomelane Clay	(K,Ca,Na)(Fe,Mg,Al)₈(Si,Al)₁₂(O,OH)₃₆·nH₂O	1	118011	456
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	5	118009,118014,118016,118019,118023	3337
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	1	118023	1803
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2	118018,118019	2562
Valleriite ()*	Valleriite	2[(Fe,Cu)S]·1.53[(Mg,Al)(OH)₂]	2	118014,118019	237

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...