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Vermelhão mine, Saramenha, Ouro Preto district, Ouro Preto, Minas Gerais, Brazili
Regional Level Types
Vermelhão mineMine
Saramenha- not defined -
Ouro Preto districtDistrict
Ouro Preto- not defined -
Minas Gerais- not defined -
BrazilCountry

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 20° South , 43° West (est.)
Margin of Error:~34km
Locality type:Mine
Köppen climate type:Cwb : Subtropical highland climate or temperate oceanic climate with dry winters


Imperial topaz mine.

This reference is borrowed directly from Peter Bancroft's "World's Greatest Crystal Treasures", which give mentions the "Vermelhao" and the "Antônio Pereira" mines in the same sentence, then later refers to them as one and the same [i.e "...at Saramenha at the Vermelhao (Antônio Pereira) Mine...")

Mineracao Vermelhao company works the Saramenha mine

Regions containing this locality

South America PlateTectonic Plate
South AmericaContinent
Iron Quadrangle, Minas Gerais, BrazilQuadrangle

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


5 valid minerals.

Detailed Mineral List:

Greifensteinite
Formula: Ca2Fe2+5Be4(PO4)6(OH)4 · 6H2O
Hematite
Formula: Fe2O3
Reference: No reference listed
Manganite
Formula: Mn3+O(OH)
Reference: No reference listed
Scorodite
Formula: Fe3+AsO4 · 2H2O
Reference: No reference listed
Topaz
Formula: Al2(SiO4)(F,OH)2
Colour: rich sherry colors of superior quality
Description: - variety "imperial topaz"
Reference: Bancroft, Peter. 1984. "World's Greatest Crystal Treasures"
Topaz var: Imperial Topaz
Formula: Al2(SiO4)(F,OH)2
Reference: de Brito Barreto, S., & Bretas Bittar, S. M. (2010). Los depósitos de gemas de Brasil: localización, producción e impacto económico. Boletín de la Sociedad Geológica Mexicana, 62(1), 123-140.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Manganite4.FD.15Mn3+O(OH)
Group 8 - Phosphates, Arsenates and Vanadates
Greifensteinite8.DA.10Ca2Fe2+5Be4(PO4)6(OH)4 · 6H2O
Scorodite8.CD.10Fe3+AsO4 · 2H2O
Group 9 - Silicates
Topaz9.AF.35Al2(SiO4)(F,OH)2
var: Imperial Topaz9.AF.35Al2(SiO4)(F,OH)2

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Manganite6.1.3.1Mn3+O(OH)
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
(AB)5(XO4)2·xH2O
Scorodite40.4.1.3Fe3+AsO4 · 2H2O
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Topaz52.3.1.1Al2(SiO4)(F,OH)2
Unclassified Minerals, Mixtures, etc.
Greifensteinite-Ca2Fe2+5Be4(PO4)6(OH)4 · 6H2O
Topaz
var: Imperial Topaz
-Al2(SiO4)(F,OH)2

List of minerals for each chemical element

HHydrogen
H TopazAl2(SiO4)(F,OH)2
H ManganiteMn3+O(OH)
H ScoroditeFe3+AsO4 · 2H2O
H GreifensteiniteCa2Fe52+Be4(PO4)6(OH)4 · 6H2O
H Topaz (var: Imperial Topaz)Al2(SiO4)(F,OH)2
BeBeryllium
Be GreifensteiniteCa2Fe52+Be4(PO4)6(OH)4 · 6H2O
OOxygen
O TopazAl2(SiO4)(F,OH)2
O HematiteFe2O3
O ManganiteMn3+O(OH)
O ScoroditeFe3+AsO4 · 2H2O
O GreifensteiniteCa2Fe52+Be4(PO4)6(OH)4 · 6H2O
O Topaz (var: Imperial Topaz)Al2(SiO4)(F,OH)2
FFluorine
F TopazAl2(SiO4)(F,OH)2
F Topaz (var: Imperial Topaz)Al2(SiO4)(F,OH)2
AlAluminium
Al TopazAl2(SiO4)(F,OH)2
Al Topaz (var: Imperial Topaz)Al2(SiO4)(F,OH)2
SiSilicon
Si TopazAl2(SiO4)(F,OH)2
Si Topaz (var: Imperial Topaz)Al2(SiO4)(F,OH)2
PPhosphorus
P GreifensteiniteCa2Fe52+Be4(PO4)6(OH)4 · 6H2O
CaCalcium
Ca GreifensteiniteCa2Fe52+Be4(PO4)6(OH)4 · 6H2O
MnManganese
Mn ManganiteMn3+O(OH)
FeIron
Fe HematiteFe2O3
Fe ScoroditeFe3+AsO4 · 2H2O
Fe GreifensteiniteCa2Fe52+Be4(PO4)6(OH)4 · 6H2O
AsArsenic
As ScoroditeFe3+AsO4 · 2H2O

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
de Brito Barreto, S., & Bretas Bittar, S. M. (2010). Los depósitos de gemas de Brasil: localización, producción e impacto económico. Boletín de la Sociedad Geológica Mexicana, 62(1), 123-140.

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