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:
Malasongduo Cu-Mo Deposit, Jomdo Co. (Jiangda Co.), Qamdo Prefecture (Changdu Prefecture), Tibet, China

Oldest recorded age at locality: 37.7
Youngest recorded age at locality: 35.4

mindat Locality ID: 5793
mindat URL: http://www.mindat.org/loc-5793.html

Tectonic Settings:

Total number of sublocalities beneath "Malasongduo Cu-Mo Deposit, Jomdo Co. (Jiangda Co.), Qamdo Prefecture (Changdu Prefecture), Tibet, China": 0
Total number of bottom-level sublocalities: 0

Latitude: 31°1'0"N
Longitude: 97°55'0"E
Decimal Degree (lat, lon): 31.016666666667,97.916666666667

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.

Chalcopyrite	Clay	Copper	Corundum	Covellite	Enargite	Malachite	Mica	Molybdenite	None
Pyrite	Quartz	Rocksalt	Sphalerite	Spinel	Tetrahedrite	Wurtzite

Bornite ()*	Chalcocite ()*	Chalcopyrite ()*	Copper ()*	Covellite ()*
Delafossite ()*	Enargite ()*	Galena ()*	Hematite ()*	Magnetite ()*
Malachite ()*	Molybdenite ()*	Muscovite ()*	Pyrite ()*	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: Al As C Cu Fe H K Mo O Pb S Sb Si Zn

Elements from minerals reported directly at this locality: Al As C Cu Fe H K Mo O Pb S Sb Si Zn

Structural Groups for minerals in this locality:
Chalcopyrite Clay Copper Corundum Covellite Enargite Malachite Mica Molybdenite None
Pyrite Quartz Rocksalt Sphalerite Spinel Tetrahedrite Wurtzite

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Bornite ()*	None	Cu₅FeS₄	37.7	35.4	5516
Chalcocite ()*	None	Cu₂S	37.7	35.4	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	37.7	35.4	27198
Copper ()*	Copper	Cu	37.7	35.4	3846
Covellite ()*	Covellite	CuS	37.7	35.4	4165
Delafossite ()*	None	Cu¹⁺Fe³⁺O₂	37.7	35.4	144
Enargite ()*	Enargite Wurtzite	Cu₃AsS₄	37.7	35.4	910
Galena ()*	Rocksalt	PbS	37.7	35.4	24243
Hematite ()*	Corundum	Fe₂O₃	37.7	35.4	14640
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	37.7	35.4	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	37.7	35.4	12537
Molybdenite ()*	Molybdenite	MoS₂	36.2	35.4	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	37.7	35.4	17380
Pyrite ()*	Pyrite	FeS₂	37.7	35.4	39462
Quartz ()*	Quartz	SiO₂	37.7	35.4	61156
Sphalerite ()*	Sphalerite	ZnS	37.7	35.4	21482
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	37.7	35.4	1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	37.7	35.4	5317

2 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	Mo-00075	36.2	35.4	35.8±0.4	Re-Os			molybdenite	Ma-1			Molybdenite	Molybdenite	Mo	5793	Malasongduo Cu-Mo Deposit, Jomdo Co. (Jiangda Co.), Qamdo Prefecture (Changdu Prefecture), Tibet, China	Malasongduo Cu deposit	Du et al. (1994); Hou et al. (2006)
	PorphCu-00018	37.7	35.4	37.1±0.6 - 35.8±0.4									Bornite, Chalcopyrite, Galena, Hematite, Magnetite, Molybdenite, Pyrite, Sphalerite	Cu	5793	Malasongduo Cu-Mo Deposit, Jomdo Co. (Jiangda Co.), Qamdo Prefecture (Changdu Prefecture), Tibet, China	Malasongduo	Singer et al. (2008)		USGSOFR2008_1155

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...