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Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugali
Regional Level Types
Boca da Encumeada passPass
Serra de Água- not defined -
Ribeira BravaMunicipality
Madeira IslandIsland
MadeiraAutonomous Region
PortugalCountry

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PhotosMapsSearch
07425230017272250495452.jpg
Abandoned Quarry near Boca da Encumeada pass

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
05407010017272253305522.jpg
Aragonite

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
08239200017272251333189.jpg
Siderite, etc.

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
03680790017272250451301.jpg
Abandoned Quarry near Boca da Encumeada pass

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
05407010017272253305522.jpg
Aragonite

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
08239200017272251333189.jpg
Siderite, etc.

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
07425230017272250495452.jpg
Abandoned Quarry near Boca da Encumeada pass

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
05407010017272253305522.jpg
Aragonite

Roadside quarry, Boca da Encumeada pass, Serra de Água, Ribeira Brava, Madeira Island, Madeira, Portugal
Latitude & Longitude (WGS84):
32° 45' 15'' North , 17° 1' 9'' West
Latitude & Longitude (decimal):
32.75442,-17.01917
GRN:
N22W11
Type:
Pass
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
251890
Long-form identifier:
mindat:1:2:251890:2
GUID (UUID V4):
0
Name(s) in local language(s):
Boca da Encumeada, Serra de Água, Ribeira Brava, Ilha da Madeira, Madeira, Portugal


Boca da Encumeada is a popular lookout point on the ridge between Pico Ruivo and Paul da Serra. Altitude: 1007 m.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

15 valid minerals.

Detailed Mineral List:

ⓘ Allophane
Formula: (Al2O3)(SiO2)1.3-2 · 2.5-3H2O
References:
CEDOMIdentified by Michele Dondi: XRD
ⓘ Anorthite
Formula: Ca(Al2Si2O8)
References:
Josep Sanchez LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ Aragonite
Formula: CaCO3
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
References:
Josep Sanchez LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ Calcite
Formula: CaCO3
References:
CEDOMIdentified by Michele Dondi: XRD
ⓘ Dolomite
Formula: CaMg(CO3)2
References:
CEDOMIdentified by Michele Dondi: XRD
ⓘ Forsterite
Formula: Mg2SiO4
References:
Josep Sanchez LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ Goethite
Formula: Fe3+O(OH)
References:
CEDOMIdentified by Michele Dondi: XRD
ⓘ Halloysite
Formula: Al2(Si2O5)(OH)4
References:
CEDOMIdentified by Michele Dondi: XRD
ⓘ Hisingerite
Formula: Fe3+2(Si2O5)(OH)4 · 2H2O
References:
Josep Sanchez-LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ 'Iddingsite'
References:
Josep Sanchez-LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ Opal
Formula: SiO2 · nH2O
References:
Josep Sanchez-LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ Opal var. Hyalite
Formula: SiO2 · nH2O
Description: Only as micro botryoidal crusts.
References:
Josep Sanchez-LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ Quartz
Formula: SiO2
References:
CEDOMIdentified by Michele Dondi: XRD
ⓘ Saponite
Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
References:
CEDOMIdentified by Michele Dondi: XRD
ⓘ Siderite
Formula: FeCO3
ⓘ Siderite var. Sphärosiderite
Formula: FeCO3
References:
Josep Sanchez-LaFuente i Mariol field collected specimensIdentified by Alfredo Petrov: Visual Identification
ⓘ Tridymite
Formula: SiO2
References:
CEDOMIdentified by Michele Dondi: XRD

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘGoethite4.00.Fe3+O(OH)
ⓘQuartz4.DA.05SiO2
ⓘOpal4.DA.10SiO2 · nH2O
ⓘTridymite4.DA.10SiO2
ⓘOpal
var. Hyalite		4.DA.10SiO2 · nH2O
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘSiderite5.AB.05FeCO3
ⓘvar. Sphärosiderite5.AB.05FeCO3
ⓘDolomite5.AB.10CaMg(CO3)2
ⓘAragonite5.AB.15CaCO3
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2SiO4
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘSaponite9.EC.45Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
ⓘHalloysite9.ED.10Al2(Si2O5)(OH)4
ⓘHisingerite9.ED.10Fe3+2(Si2O5)(OH)4 · 2H2O
ⓘAllophane9.ED.20(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
ⓘAnorthite9.FA.35Ca(Al2Si2O8)
Unclassified
ⓘ'Iddingsite'-

List of minerals for each chemical element

HHydrogen
Hⓘ Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Hⓘ GoethiteFe3+O(OH)
Hⓘ HalloysiteAl2(Si2O5)(OH)4
Hⓘ HisingeriteFe23+(Si2O5)(OH)4 · 2H2O
Hⓘ OpalSiO2 · nH2O
Hⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Hⓘ Opal var. HyaliteSiO2 · nH2O
CCarbon
Cⓘ AragoniteCaCO3
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
Cⓘ SideriteFeCO3
Cⓘ Siderite var. SphärosideriteFeCO3
OOxygen
Oⓘ Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Oⓘ AnorthiteCa(Al2Si2O8)
Oⓘ AragoniteCaCO3
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ CalciteCaCO3
Oⓘ DolomiteCaMg(CO3)2
Oⓘ ForsteriteMg2SiO4
Oⓘ GoethiteFe3+O(OH)
Oⓘ HalloysiteAl2(Si2O5)(OH)4
Oⓘ HisingeriteFe23+(Si2O5)(OH)4 · 2H2O
Oⓘ OpalSiO2 · nH2O
Oⓘ QuartzSiO2
Oⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Oⓘ SideriteFeCO3
Oⓘ TridymiteSiO2
Oⓘ Siderite var. SphärosideriteFeCO3
Oⓘ Opal var. HyaliteSiO2 · nH2O
MgMagnesium
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ DolomiteCaMg(CO3)2
Mgⓘ ForsteriteMg2SiO4
Mgⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
AlAluminium
Alⓘ Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Alⓘ AnorthiteCa(Al2Si2O8)
Alⓘ HalloysiteAl2(Si2O5)(OH)4
Alⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
SiSilicon
Siⓘ Allophane(Al2O3)(SiO2)1.3-2 · 2.5-3H2O
Siⓘ AnorthiteCa(Al2Si2O8)
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ ForsteriteMg2SiO4
Siⓘ HalloysiteAl2(Si2O5)(OH)4
Siⓘ HisingeriteFe23+(Si2O5)(OH)4 · 2H2O
Siⓘ OpalSiO2 · nH2O
Siⓘ QuartzSiO2
Siⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Siⓘ TridymiteSiO2
Siⓘ Opal var. HyaliteSiO2 · nH2O
CaCalcium
Caⓘ AnorthiteCa(Al2Si2O8)
Caⓘ AragoniteCaCO3
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ CalciteCaCO3
Caⓘ DolomiteCaMg(CO3)2
Caⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
FeIron
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ GoethiteFe3+O(OH)
Feⓘ HisingeriteFe23+(Si2O5)(OH)4 · 2H2O
Feⓘ SaponiteCa0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Feⓘ SideriteFeCO3
Feⓘ Siderite var. SphärosideriteFeCO3

Localities in this Region

Portugal
  • Madeira
    • Madeira Island

Other Regions, Features and Areas containing this locality

African PlateTectonic Plate
Atlantic Ocean

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.
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