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:
Dashui Au Deposit, Dashui Au Ore Field, Maqu Co., Gannan, Gansu, China

mindat Locality ID: 134969
mindat URL: http://www.mindat.org/loc-134969.html

Tectonic Settings:

Total number of sublocalities beneath "Dashui Au Deposit, Dashui Au Ore Field, Maqu Co., Gannan, Gansu, China": 0
Total number of bottom-level sublocalities: 0

Latitude: 34°2'57"N
Longitude: 102°13'45"E
Decimal Degree (lat, lon): 34.049166666667,102.22916666667

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.

Baryte	Calcite	Chalcopyrite	Clay	Copper	Corundum	Feldspar	Kaolinite	Malachite	Mica
Nickeline	None	Not in a structural group	Orpiment	Pyrite	Quartz	Scheelite	Spinel	Stibnite	Tetrahedrite

Albite ()*	Azurite ()*	Baryte ()*	Calcite ()*	Chalcopyrite ()*
Cinnabar ()*	Dolomite ()*	Gold ()*	Hematite ()*	Kaolinite ()*
Magnetite ()*	Malachite ()*	Muscovite ()*	Orpiment ()*	Pyrite ()*
Pyrrhotite ()*	Quartz ()*	Realgar ()*	Rhodochrosite ()*	Scheelite ()*
Siderite ()*	Stibnite ()*	Tennantite-(Fe) ()*

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 Au Ba C Ca Cu Fe H Hg K Mg Mn Na O S Sb Si W

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

Structural Groups for minerals in this locality:
Baryte Calcite Chalcopyrite Clay Copper Corundum Feldspar Kaolinite Malachite Mica
Nickeline None Not in a structural group Orpiment Pyrite Quartz Scheelite Spinel Stibnite Tetrahedrite

23 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	8803
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	5509
Baryte ()*	Baryte	Ba(SO₄)	11547
Calcite ()*	Calcite	Ca(CO₃)	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	27198
Cinnabar ()*	None	HgS	2600
Dolomite ()*	None	CaMg(CO₃)₂	9895
Gold ()*	Copper	Au	30554
Hematite ()*	Corundum	Fe₂O₃	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	12537
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Orpiment ()*	Orpiment	As₂S₃	511
Pyrite ()*	Pyrite	FeS₂	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	9056
Quartz ()*	Quartz	SiO₂	61156
Realgar ()*	None	AsS	712
Rhodochrosite ()*	Calcite	Mn(CO₃)	1711
Scheelite ()*	Scheelite	Ca(WO₄)	4894
Siderite ()*	Calcite	Fe(CO₃)	6417
Stibnite ()*	Stibnite	Sb₂S₃	3418
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	1803

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...