Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat Articles
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Dayakou emerald mine, Malipo Co., Wenshan, Yunnan, Chinai
Regional Level Types
Dayakou emerald mineMine
Malipo Co.County
WenshanPrefecture
YunnanProvince
ChinaCountry

This page is currently not sponsored. Click here to sponsor this page.
Key
Lock Map
Latitude & Longitude (WGS84): 22° 55' 41'' North , 104° 41' 48'' East
Latitude & Longitude (decimal): 22.92806,104.69667
GeoHash:G#: wk46qmvv9
Locality type:Mine
Köppen climate type:Cwa : Monsoon-influenced humid subtropical climate
Nearest Settlements:
PlacePopulationDistance
Mabai63,569 (2012)26.9km
Thành Phố Hà Giang32,690 (2013)31.6km


Emerald-bearing quartz and pegmatite veins, hosted in Cambrian metamorphic rocks at the eastern contact of the Yanshannian Laojunshan granite. The veins were intruded during the Cretaceous.

Regions containing this locality

Eurasian PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


15 valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
'Apatite'
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Arsenopyrite
Formula: FeAsS
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112; Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Beryl
Formula: Be3Al2(Si6O18)
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Beryl var: Emerald
Formula: Be3Al2(Si6O18)
Reference: Ottens, B. (2006): Lapis 31(4), 13-20; Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
'Biotite'
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Calcite
Formula: CaCO3
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: G. Xue, G., Marshall, D., Zhang, S., Ullrich, T. D., Bishop, T., Groat, L. A., Thorkelson, D. J., Giuliani, G., and Fallick, A. E. (2020). Conditions for Early Cretaceous Emerald Formation at Dyakou, China: Fluid Inclusion, Ar-Ar, and Stable Isotope Studies. Economic Geology, 105; 339–349.
Fluorite
Formula: CaF2
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112; Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Muscovite var: Fuchsite
Formula: K(Al,Cr)3Si3O10(OH)2
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Orthoclase
Formula: K(AlSi3O8)
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Pyrite
Formula: FeS2
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112; Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Pyrrhotite
Formula: Fe7S8
Reference: Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Ore Geology Reviews 34, 87-112; Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Quartz
Formula: SiO2
Reference: Ottens, B. (2006): Lapis 31(4), 13-20; Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Scheelite
Formula: Ca(WO4)
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Titanite
Formula: CaTi(SiO4)O
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Economic Geology 105, 339-349
Tremolite
Formula: ☐{Ca2}{Mg5}(Si8O22)(OH)2
Reference: G. Xue, G., Marshall, D., Zhang, S., Ullrich, T. D., Bishop, T., Groat, L. A., Thorkelson, D. J., Giuliani, G., and Fallick, A. E. (2020). Conditions for Early Cretaceous Emerald Formation at Dyakou, China: Fluid Inclusion, Ar-Ar, and Stable Isotope Studies. Economic Geology, 105; 339–349.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe7S8
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Scheelite7.GA.05Ca(WO4)
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Beryl9.CJ.05Be3Al2(Si6O18)
var: Emerald9.CJ.05Be3Al2(Si6O18)
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Fuchsite9.EC.15K(Al,Cr)3Si3O10(OH)2
Orthoclase9.FA.30K(AlSi3O8)
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Titanite9.AG.15CaTi(SiO4)O
Tremolite9.DE.10☐{Ca2}{Mg5}(Si8O22)(OH)2
Unclassified Minerals, Rocks, etc.
'Apatite'-
'Biotite'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Pyrrhotite2.8.10.1Fe7S8
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Pyrite2.12.1.1FeS2
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Scheelite48.1.2.1Ca(WO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Tremolite66.1.3a.1☐{Ca2}{Mg5}(Si8O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Orthoclase76.1.1.1K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
'Apatite'-
Beryl
var: Emerald
-Be3Al2(Si6O18)
'Biotite'-
Muscovite
var: Fuchsite
-K(Al,Cr)3Si3O10(OH)2
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H PhlogopiteKMg3(AlSi3O10)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
H Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
BeBeryllium
Be Beryl (var: Emerald)Be3Al2(Si6O18)
Be BerylBe3Al2(Si6O18)
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
CCarbon
C CalciteCaCO3
OOxygen
O QuartzSiO2
O Beryl (var: Emerald)Be3Al2(Si6O18)
O ScheeliteCa(WO4)
O OrthoclaseK(AlSi3O8)
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O AlbiteNa(AlSi3O8)
O TitaniteCaTi(SiO4)O
O PhlogopiteKMg3(AlSi3O10)(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
O CalciteCaCO3
O BerylBe3Al2(Si6O18)
O Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
FFluorine
F FluoriteCaF2
NaSodium
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
AlAluminium
Al Beryl (var: Emerald)Be3Al2(Si6O18)
Al OrthoclaseK(AlSi3O8)
Al AlbiteNa(AlSi3O8)
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
Al BerylBe3Al2(Si6O18)
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
SiSilicon
Si QuartzSiO2
Si Beryl (var: Emerald)Be3Al2(Si6O18)
Si OrthoclaseK(AlSi3O8)
Si AlbiteNa(AlSi3O8)
Si TitaniteCaTi(SiO4)O
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
Si BerylBe3Al2(Si6O18)
Si Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
SSulfur
S ArsenopyriteFeAsS
S PyrrhotiteFe7S8
S PyriteFeS2
KPotassium
K OrthoclaseK(AlSi3O8)
K PhlogopiteKMg3(AlSi3O10)(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
CaCalcium
Ca ScheeliteCa(WO4)
Ca FluoriteCaF2
Ca TitaniteCaTi(SiO4)O
Ca CalciteCaCO3
Ca Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
TiTitanium
Ti TitaniteCaTi(SiO4)O
CrChromium
Cr Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
FeIron
Fe ArsenopyriteFeAsS
Fe PyrrhotiteFe7S8
Fe PyriteFeS2
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
AsArsenic
As ArsenopyriteFeAsS
WTungsten
W ScheeliteCa(WO4)

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Early Paleozoic - Neoproterozoic
443.8 - 1000 Ma



ID: 3190765
Precambrian-Phanerozoic sedimentary rocks

Age: Neoproterozoic to Ordovician (443.8 - 1000 Ma)

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Ottens, B. (2006): Smaragd aus Dayakou. Lapis 31(4), 13-20 (in German).
Groat, L.A., Giuliani, G., Marshall, D.D., and Turner, D. (2008): Emerald deposits and occurrences: A review. Ore Geology Reviews 34, 87-112.
Xue, G., Marshall, D., Zhang, S., Ullrich, T.D., Bishop, T., Groat, L.A., Thorkelson, D.J., Giuliani, G., and Fallick, A.E. (2010): Conditions for Early Cretaceous emerald formation at Dyakou [sic], China: Fluid inclusion, Ar-Ar and stable isotope studies. Economic Geology 105, 339-349.


This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: January 24, 2019 00:10:28 Page generated: January 22, 2019 23:58:05
Go to top of page