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Khoan Thong Mine, Luc Yen, Yenbai Province (Yen Bai Province), Vietnami
Regional Level Types
Khoan Thong MineMine
Luc Yen- not defined -
Yenbai Province (Yen Bai Province)Province
VietnamCountry

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Key
Latitude & Longitude (WGS84):
22° North , 104° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~25km
Locality type:


Placer.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


13 valid minerals.

Detailed Mineral List:

Anorthite
Formula: Ca(Al2Si2O8)
Reference: Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Calcite
Formula: CaCO3
Reference: Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Corundum
Formula: Al2O3
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004; Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Corundum var: Ruby
Formula: Al2O3
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004; Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Corundum var: Sapphire
Formula: Al2O3
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004
Corundum var: Trapiche ruby
Formula: Al2O3
Reference: Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004
Edenite
Formula: {Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004
Graphite
Formula: C
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004
Margarite
Formula: CaAl2(Al2Si2O10)(OH)2
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004; Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004
Pyrite
Formula: FeS2
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004; Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Rutile
Formula: TiO2
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004; Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Spinel
Formula: MgAl2O4
Reference: Pham Van Long, Gaston Giuliani, Virginie Garnier, Daniel Ohnenstetter (2004) Gemstones in Vietnam. The Australian Gemmologist Volume 22, Number 4, October–December 2004
Titanite
Formula: CaTi(SiO4)O
Reference: Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326
Zircon
Formula: Zr(SiO4)
Reference: Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. in abstracts of the 22nd IMA Meeting Melbourne p 326

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Graphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Corundum4.CB.05Al2O3
var: Ruby4.CB.05Al2O3
var: Sapphire4.CB.05Al2O3
var: Trapiche ruby4.CB.05Al2O3
Rutile4.DB.05TiO2
Spinel4.BB.05MgAl2O4
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Anorthite9.FA.35Ca(Al2Si2O8)
Dravite9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Edenite9.DE.15{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Margarite9.EC.30CaAl2(Al2Si2O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Titanite9.AG.15CaTi(SiO4)O
Zircon9.AD.30Zr(SiO4)

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Graphite1.3.6.2C
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
AX2
Rutile4.4.1.1TiO2
Group 7 - MULTIPLE OXIDES
AB2X4
Spinel7.2.1.1MgAl2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
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 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with borate groups
Dravite61.3.1.9Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Edenite66.1.3a.10{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Margarite71.2.2c.1CaAl2(Al2Si2O10)(OH)2
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Unclassified Minerals, Mixtures, etc.
Anorthite-Ca(Al2Si2O8)
Corundum
var: Ruby
-Al2O3
var: Sapphire-Al2O3
var: Trapiche ruby-Al2O3

List of minerals for each chemical element

HHydrogen
H PhlogopiteKMg3(AlSi3O10)(OH)2
H DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
H MargariteCaAl2(Al2Si2O10)(OH)2
H Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
BBoron
B DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
C GraphiteC
C CalciteCaCO3
OOxygen
O Corundum (var: Ruby)Al2O3
O Corundum (var: Sapphire)Al2O3
O PhlogopiteKMg3(AlSi3O10)(OH)2
O DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
O MargariteCaAl2(Al2Si2O10)(OH)2
O RutileTiO2
O SpinelMgAl2O4
O Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
O CorundumAl2O3
O AnorthiteCa(Al2Si2O8)
O CalciteCaCO3
O TitaniteCaTi(SiO4)O
O Corundum (var: Trapiche ruby)Al2O3
O ZirconZr(SiO4)
NaSodium
Na DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Na Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
MgMagnesium
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Mg SpinelMgAl2O4
Mg Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
AlAluminium
Al Corundum (var: Ruby)Al2O3
Al Corundum (var: Sapphire)Al2O3
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Al MargariteCaAl2(Al2Si2O10)(OH)2
Al SpinelMgAl2O4
Al Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Al CorundumAl2O3
Al AnorthiteCa(Al2Si2O8)
Al Corundum (var: Trapiche ruby)Al2O3
SiSilicon
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Si MargariteCaAl2(Al2Si2O10)(OH)2
Si Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Si AnorthiteCa(Al2Si2O8)
Si TitaniteCaTi(SiO4)O
Si ZirconZr(SiO4)
SSulfur
S PyriteFeS2
KPotassium
K PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Ca MargariteCaAl2(Al2Si2O10)(OH)2
Ca Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Ca AnorthiteCa(Al2Si2O8)
Ca CalciteCaCO3
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti RutileTiO2
Ti TitaniteCaTi(SiO4)O
FeIron
Fe PyriteFeS2
ZrZirconium
Zr ZirconZr(SiO4)

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Garnier, V., Giuliani, G., Ohnenstetter, D., Fallick, A.E., Dubessy, J., Banks, D., Vinh, H.Q., Lhomme, T., Maluski, H., Pêcher, A., Bakhsh, K.A., Long, P.V., Trinh, P.T., Schwarz, D. (2008) Marble-hosted ruby deposits from Central and Southeast Asia: Towards a new genetic model. Ore Geology Reviews, 34, 169-191.
Khoi, N.N., Sutthirat, C., Tuan, D.A., Nam, N.V., Thuyet, N.T.M., Nhung, N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemology, 47(3), 182–195.
Isabella Pignatelli, Gaston Giuliani, Christophe Morlot, Van Long Pham (2018) Trapiche ruby from Vietnam. Abstracts of the 22nd IMA Meeting Melbourne, 326.

Other Regions, Features and Areas containg this locality

AsiaContinent
Eurasian PlateTectonic Plate

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