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:
Maqu Co., Gannan, Gansu, China

mindat Locality ID: 185962
mindat URL: http://www.mindat.org/loc-185962.html

Tectonic Settings:

Total number of sublocalities beneath "Maqu Co., Gannan, Gansu, China": 5
Total number of bottom-level sublocalities: 4

Number of Child Localities: 3
Child Localities:
Dashui Au Ore Field
Gahai Lake
Gongbei Au Deposit

Latitude: 34°5'56"N
Longitude: 102°14'42"E
Decimal Degree (lat, lon): 34.098888888889,102.245

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.

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

Albite ()*	Aragonite ()*	Arsenopyrite ()*	Azurite ()*	Baryte ()*
Calcite ()*	Chalcopyrite ()*	Cinnabar ()*	Dolomite ()*	Gold ()*
Gypsum ()*	Halite ()*	Hematite ()*	Kaolinite ()*	Lead ()*
Magnetite ()*	Malachite ()*	Microcline ()*	Muscovite ()*	Orpiment ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Realgar ()*	Rhodochrosite ()*
Scheelite ()*	Siderite ()*	Silver ()*	Stibnite ()*	Tennantite-(Fe) ()*
Zircon ()*

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: Ag Al As Au Ba C Ca Cl Cu Fe H Hg K Mg Mn Na O Pb S Sb Si W Zr

Elements from minerals reported directly at this locality:

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

31 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	37560	8803
Aragonite ()*	Aragonite	Ca(CO₃)	1	37562	3250
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	37561	9052
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	37560	5509
Baryte ()*	Baryte	Ba(SO₄)	2	37560,37561	11547
Calcite ()*	Calcite	Ca(CO₃)	3	37560,37561,37562	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	37560	27198
Cinnabar ()*	None	HgS	2	37560,37561	2600
Dolomite ()*	None	CaMg(CO₃)₂	3	37560,37561,37562	9895
Gold ()*	Copper	Au	3	37560,37561,37563	30554
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	37562	6890
Halite ()*	Rocksalt	NaCl	1	37562	1398
Hematite ()*	Corundum	Fe₂O₃	2	37560,37561	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	37560	5591
Lead ()*	Copper	Pb	1	37561	192
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	2	37560,37561	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	37560	12537
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	37562	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2	37560,37562	17380
Orpiment ()*	Orpiment	As₂S₃	2	37560,37561	511
Pyrite ()*	Pyrite	FeS₂	3	37560,37561,37563	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	37560	9056
Quartz ()*	Quartz	SiO₂	4	37560,37561,37562,37563	61156
Realgar ()*	None	AsS	2	37560,37561	712
Rhodochrosite ()*	Calcite	Mn(CO₃)	1	37560	1711
Scheelite ()*	Scheelite	Ca(WO₄)	1	37560	4894
Siderite ()*	Calcite	Fe(CO₃)	1	37560	6417
Silver ()*	Copper	Ag	1	37561	5186
Stibnite ()*	Stibnite	Sb₂S₃	3	37560,37561,37563	3418
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	1	37560	1803
Zircon ()*	Zircon	Zr(SiO₄)	1	37561	5251

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...