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Loma Ortega deposit, Falcondo Mine, Bonao, La Vega Province, Dominican Republici
Regional Level Types
Loma Ortega depositDeposit
Falcondo MineMine
Bonao- not defined -
La Vega ProvinceProvince
Dominican RepublicCountry

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Latitude & Longitude (WGS84): 18° 59' 3'' North , 70° 24' 30'' West
Latitude & Longitude (decimal): 18.98424,-70.40841
GeoHash:G#: d7mgvzfpj
Locality type:Deposit
Köppen climate type:Af : Tropical rainforest climate
Nearest Settlements:
PlacePopulationDistance
Bonao73,269 (2016)5.3km
Sabana del Puerto1,223 (2016)9.2km
Rincón5,909 (2016)15.0km
Jima Abajo6,299 (2016)16.9km
Piedra Blanca8,531 (2016)18.3km


Nickel laterite deposit, one of the seven mining areas of the Falcondo mine.

Regions containing this locality

Caribbean PlateTectonic Plate
The CaribbeanRegion

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


8 valid minerals.

Detailed Mineral List:

Asbolane
Formula: (Ni,Co)2-xMn4+(O,OH)4 · nH2O
Description: 12.53 < 16.06 wt% NiO. 0.48 < 4.06 wt% Co
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise (2010): Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Chromite
Formula: Fe2+Cr3+2O4
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Goethite
Formula: α-Fe3+O(OH)
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Hematite
Formula: Fe2O3
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Lizardite
Formula: Mg3(Si2O5)(OH)4
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Lizardite var: Nickeloan Lizardite
Formula: (Mg,Ni)3(Si2O5)(OH)4
Description: 1.16 < 2.44 wt% Nio - the main Ni ore mineral in this deposit.
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Maghemite
Formula: Fe3+2O3
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
Quartz
Formula: SiO2
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.
'Smectite Group'
Formula: A0.3D2-3[T4O10]Z2 · nH2O
Description: 0.85 wt% NiO.
Reference: Tamara Gallardo, Esperanca Tauler, Joaquin A. Proenza, John F. Lewis, Salvador Gali, Manuel Labrador, Francisco Longo, Giovanni Bloise: Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla no 13. septiembre ‘10, Revista de la Sociedad Española de Mineralogía.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Asbolane4.FL.30(Ni,Co)2-xMn4+(O,OH)4 · nH2O
Chromite4.BB.05Fe2+Cr3+2O4
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Maghemite4.BB.15Fe3+2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Group 9 - Silicates
Lizardite9.ED.15Mg3(Si2O5)(OH)4
var: Nickeloan Lizardite9.ED.15(Mg,Ni)3(Si2O5)(OH)4
Unclassified Minerals, Rocks, etc.
'Serpentine Subgroup'-D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
'Smectite Group'-A0.3D2-3[T4O10]Z2 · nH2O

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Maghemite4.3.7.1Fe3+2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Miscellaneous
Asbolane6.4.9.1(Ni,Co)2-xMn4+(O,OH)4 · nH2O
Group 7 - MULTIPLE OXIDES
AB2X4
Chromite7.2.3.3Fe2+Cr3+2O4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Lizardite71.1.2b.2Mg3(Si2O5)(OH)4
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Lizardite
var: Nickeloan Lizardite
-(Mg,Ni)3(Si2O5)(OH)4
'Serpentine Subgroup'-D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
'Smectite Group'-A0.3D2-3[T4O10]Z2 · nH2O

List of minerals for each chemical element

HHydrogen
H LizarditeMg3(Si2O5)(OH)4
H Lizardite (var: Nickeloan Lizardite)(Mg,Ni)3(Si2O5)(OH)4
H Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O
H Goethiteα-Fe3+O(OH)
H Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2O
H Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
OOxygen
O LizarditeMg3(Si2O5)(OH)4
O Lizardite (var: Nickeloan Lizardite)(Mg,Ni)3(Si2O5)(OH)4
O Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O
O ChromiteFe2+Cr23+O4
O Goethiteα-Fe3+O(OH)
O MaghemiteFe23+O3
O QuartzSiO2
O Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2O
O MagnetiteFe2+Fe23+O4
O HematiteFe2O3
O Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
MgMagnesium
Mg LizarditeMg3(Si2O5)(OH)4
Mg Lizardite (var: Nickeloan Lizardite)(Mg,Ni)3(Si2O5)(OH)4
Mg Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2O
Mg Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
AlAluminium
Al Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
SiSilicon
Si LizarditeMg3(Si2O5)(OH)4
Si Lizardite (var: Nickeloan Lizardite)(Mg,Ni)3(Si2O5)(OH)4
Si QuartzSiO2
Si Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
CaCalcium
Ca Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2O
CrChromium
Cr ChromiteFe2+Cr23+O4
MnManganese
Mn Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2O
Mn Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
FeIron
Fe ChromiteFe2+Cr23+O4
Fe Goethiteα-Fe3+O(OH)
Fe MaghemiteFe23+O3
Fe MagnetiteFe2+Fe23+O4
Fe HematiteFe2O3
Fe Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
CoCobalt
Co Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2O
NiNickel
Ni Lizardite (var: Nickeloan Lizardite)(Mg,Ni)3(Si2O5)(OH)4
Ni Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2O
Ni Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
ZnZinc
Zn Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn

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

Paleogene - Cretaceous
23.03 - 145 Ma



ID: 3190119
Mesozoic-Cenozoic sedimentary and volcanic rocks

Age: Phanerozoic (23.03 - 145 Ma)

Lithology: Mafic-felsic mixed volcanic 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)
- T. Gallardo, E. Tauler, J. A. Proenza, J. F. Lewis, S. Galí, M. Labrador, F. Longo and G. Bloise (2010): Geology, Mineralogy and Geochemistry of the Loma Ortega Ni Laterite Deposit, Dominican Republic. Macla 13, 89-90 (see link).
Aiglsperger, T., Proenza, J. A., Zaccarini, F., Lewis, J. F., Garuti, G., Labrador, M., & Longo, F. (2015). Platinum group minerals (PGM) in the Falcondo Ni-laterite deposit, Loma Caribe peridotite (Dominican Republic). Mineralium Deposita, 50(1), 105-123.

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