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Pumice quarry, Ribeira Grande, SΓ£o Miguel, Azores, Portugali
Regional Level Types
Pumice quarryQuarry
Ribeira GrandeMunicipality
SΓ£o MiguelIsland
AzoresAutonomous Region
PortugalCountry

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Latitude & Longitude (WGS84):
37° 47' 26'' North , 25° 29' 40'' West
Latitude & Longitude (decimal):
37.79083,-25.49472
GeoHash:
G#: eqtygze79
GRN:
N26W15
Type:
Quarry
KΓΆppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Ribeira Grande3,968 (2018)4.2km
Ribeira Seca2,950 (2018)4.4km
Cabouco1,921 (2018)6.9km
Água de Pau3,058 (2018)7.9km
Ribeira ChΓ£396 (2018)8.0km
Mindat Locality ID:
190526
Long-form identifier:
mindat:1:2:190526:0
GUID (UUID V4):
cae6244e-8827-44c1-8c1a-8d744a716b78
Other Languages:
Portuguese:
Pedreira de Pedra-Pomes, Ribeira Grande, Ilha de São Miguel, Região Autónoma dos Açores, Portugal


Sand pit and pumice quarry close to the road leading from Ribeira Grande to Fogo lake.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


20 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

β“˜ Aegirine
Formula: NaFe3+Si2O6
β“˜ Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
β“˜ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
β“˜ Andradite
Formula: Ca3Fe3+2(SiO4)3
β“˜ Astrophyllite
Formula: K2NaFe2+7Ti2Si8O26(OH)4F
β“˜ Baddeleyite
Formula: ZrO2
β“˜ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
β“˜ 'Britholite Group'
Formula: (REE,Ca)5[(Si,P)O4]3X
β“˜ Dalyite
Formula: K2ZrSi6O15
β“˜ Elpidite
Formula: Na2ZrSi6O15 · 3H2O
β“˜ Eudialyte
Formula: Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
β“˜ 'Eudialyte Group'
Formula: [N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
β“˜ Fergusonite-(Y)
Formula: YNbO4
β“˜ Ferro-katophorite
Formula: {Na}{CaNa}{Fe2+4Al}[(AlSi7)O22](OH)2
β“˜ Ferrokentbrooksite
Formula: Na15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
β“˜ Hematite
Formula: Fe2O3
β“˜ Ilmenite
Formula: Fe2+TiO3
β“˜ 'Manganese Oxides'
References:
collection Ko JansenIdentified by Ko Jansen: Visual Identification
β“˜ Narsarsukite
Formula: Na4(Ti,Fe)2[Si8O20](O,OH,F)2
β“˜ 'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
β“˜ 'Pyroxene Group'
Formula: ADSi2O6
β“˜ Quartz
Formula: SiO2
β“˜ Sanidine
Formula: K(AlSi3O8)
β“˜ Steacyite
Formula: K0.3(Na,Ca)2ThSi8O20
β“˜ Titanite
Formula: CaTi(SiO4)O
β“˜ Zircon
Formula: Zr(SiO4)
β“˜ Zirconolite
Formula: CaZrTi2O7

Gallery:

NaFe3+Si2O6β“˜ Aegirine
Na4[Fe2+10Ti2]O4[Si12O36]β“˜ Aenigmatite
{Na}{CaNa}{Fe2+4Al}[(AlSi7)O22](OH)2β“˜ Ferro-katophorite
Na15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2β“˜ Ferrokentbrooksite
K0.3(Na,Ca)2ThSi8O20β“˜ Steacyite
CaTi(SiO4)Oβ“˜ Titanite
Zr(SiO4)β“˜ Zircon
CaZrTi2O7β“˜ Zirconolite

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
β“˜'Pyrochlore Group'4.00.A2Nb2(O,OH)6Z
β“˜Hematite4.CB.05Fe2O3
β“˜Ilmenite4.CB.05Fe2+TiO3
β“˜Quartz4.DA.05SiO2
β“˜Baddeleyite4.DE.35ZrO2
β“˜Zirconolite4.DH.30CaZrTi2O7
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
β“˜Fergusonite-(Y)7.GA.05YNbO4
Group 9 - Silicates
β“˜Andradite9.AD.25Ca3Fe3+2(SiO4)3
β“˜Zircon9.AD.30Zr(SiO4)
β“˜Titanite9.AG.15CaTi(SiO4)O
β“˜Steacyite9.CH.10K0.3(Na,Ca)2ThSi8O20
β“˜Ferrokentbrooksite9.CO.10Na15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
β“˜Eudialyte9.CO.10Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
β“˜Aegirine9.DA.25NaFe3+Si2O6
β“˜Astrophyllite9.DC.05K2NaFe2+7Ti2Si8O26(OH)4F
β“˜Ferro-katophorite9.DE.20{Na}{CaNa}{Fe2+4Al}[(AlSi7)O22](OH)2
β“˜Elpidite9.DG.65Na2ZrSi6O15 Β· 3H2O
β“˜Aenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
β“˜Narsarsukite9.DJ.05Na4(Ti,Fe)2[Si8O20](O,OH,F)2
β“˜Dalyite9.EA.25K2ZrSi6O15
β“˜Sanidine9.FA.30K(AlSi3O8)
Unclassified
β“˜'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
β“˜'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
β“˜'Pyroxene Group'-ADSi2O6
β“˜'Eudialyte Group'-[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
β“˜'Manganese Oxides'-
β“˜'Britholite Group'-(REE,Ca)5[(Si,P)O4]3X

List of minerals for each chemical element

HHydrogen
Hβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Hβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hβ“˜ ElpiditeNa2ZrSi6O15 · 3H2O
Hβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Hβ“˜ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Hβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Hβ“˜ Pyrochlore GroupA2Nb2(O,OH)6Z
Hβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
OOxygen
Oβ“˜ AegirineNaFe3+Si2O6
Oβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Oβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oβ“˜ AndraditeCa3Fe23+(SiO4)3
Oβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Oβ“˜ BaddeleyiteZrO2
Oβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oβ“˜ DalyiteK2ZrSi6O15
Oβ“˜ ElpiditeNa2ZrSi6O15 · 3H2O
Oβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Oβ“˜ Fergusonite-(Y)YNbO4
Oβ“˜ HematiteFe2O3
Oβ“˜ IlmeniteFe2+TiO3
Oβ“˜ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Oβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Oβ“˜ Pyrochlore GroupA2Nb2(O,OH)6Z
Oβ“˜ QuartzSiO2
Oβ“˜ SanidineK(AlSi3O8)
Oβ“˜ SteacyiteK0.3(Na,Ca)2ThSi8O20
Oβ“˜ TitaniteCaTi(SiO4)O
Oβ“˜ ZirconZr(SiO4)
Oβ“˜ ZirconoliteCaZrTi2O7
Oβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
Oβ“˜ Pyroxene GroupADSi2O6
Oβ“˜ Eudialyte Group[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Oβ“˜ Britholite Group(REE,Ca)5[(Si,P)O4]3X
FFluorine
Fβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Fβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
NaSodium
Naβ“˜ AegirineNaFe3+Si2O6
Naβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Naβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Naβ“˜ ElpiditeNa2ZrSi6O15 · 3H2O
Naβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Naβ“˜ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Naβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Naβ“˜ SteacyiteK0.3(Na,Ca)2ThSi8O20
Naβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
MgMagnesium
Mgβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Alβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alβ“˜ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Alβ“˜ SanidineK(AlSi3O8)
SiSilicon
Siβ“˜ AegirineNaFe3+Si2O6
Siβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Siβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siβ“˜ AndraditeCa3Fe23+(SiO4)3
Siβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Siβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siβ“˜ DalyiteK2ZrSi6O15
Siβ“˜ ElpiditeNa2ZrSi6O15 · 3H2O
Siβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Siβ“˜ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Siβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Siβ“˜ QuartzSiO2
Siβ“˜ SanidineK(AlSi3O8)
Siβ“˜ SteacyiteK0.3(Na,Ca)2ThSi8O20
Siβ“˜ TitaniteCaTi(SiO4)O
Siβ“˜ ZirconZr(SiO4)
Siβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
Siβ“˜ Pyroxene GroupADSi2O6
Siβ“˜ Eudialyte Group[N(1)N(2)N(3)N(4)N(5)]3[M(1.1)M(1.2)]3[M(2.1)M(2.2)M(2.3)]3-6[M(3)M(4)]Z3[Si24O72]Θ4X(1)X(2)
Siβ“˜ Britholite Group(REE,Ca)5[(Si,P)O4]3X
PPhosphorus
Pβ“˜ Britholite Group(REE,Ca)5[(Si,P)O4]3X
ClChlorine
Clβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Clβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Clβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
KPotassium
Kβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Kβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kβ“˜ DalyiteK2ZrSi6O15
Kβ“˜ SanidineK(AlSi3O8)
Kβ“˜ SteacyiteK0.3(Na,Ca)2ThSi8O20
CaCalcium
Caβ“˜ AndraditeCa3Fe23+(SiO4)3
Caβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Caβ“˜ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Caβ“˜ SteacyiteK0.3(Na,Ca)2ThSi8O20
Caβ“˜ TitaniteCaTi(SiO4)O
Caβ“˜ ZirconoliteCaZrTi2O7
Caβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
Caβ“˜ Britholite Group(REE,Ca)5[(Si,P)O4]3X
TiTitanium
Tiβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Tiβ“˜ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Tiβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiβ“˜ IlmeniteFe2+TiO3
Tiβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Tiβ“˜ TitaniteCaTi(SiO4)O
Tiβ“˜ ZirconoliteCaZrTi2O7
MnManganese
Mnβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
FeIron
Feβ“˜ AegirineNaFe3+Si2O6
Feβ“˜ AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Feβ“˜ AndraditeCa3Fe23+(SiO4)3
Feβ“˜ AstrophylliteK2NaFe72+Ti2Si8O26(OH)4F
Feβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Feβ“˜ HematiteFe2O3
Feβ“˜ IlmeniteFe2+TiO3
Feβ“˜ Ferro-katophorite{Na}{CaNa}{Fe42+Al}[(AlSi7)O22](OH)2
Feβ“˜ NarsarsukiteNa4(Ti,Fe)2[Si8O20](O,OH,F)2
Feβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
YYttrium
Yβ“˜ Fergusonite-(Y)YNbO4
ZrZirconium
Zrβ“˜ BaddeleyiteZrO2
Zrβ“˜ DalyiteK2ZrSi6O15
Zrβ“˜ ElpiditeNa2ZrSi6O15 · 3H2O
Zrβ“˜ EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
Zrβ“˜ ZirconZr(SiO4)
Zrβ“˜ ZirconoliteCaZrTi2O7
Zrβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
NbNiobium
Nbβ“˜ Fergusonite-(Y)YNbO4
Nbβ“˜ Pyrochlore GroupA2Nb2(O,OH)6Z
Nbβ“˜ FerrokentbrooksiteNa15Ca6(Fe,Mn)3Zr3NbSi25O73(O,OH,H2O)3Cl2
ThThorium
Thβ“˜ SteacyiteK0.3(Na,Ca)2ThSi8O20

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
Portugal

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.

References

Ternes, Bernd (1999) Mineralien von der Azoreninsel Sao Miguel (Portugal). Lapis: 24(1): 20-24; 37-42 (in German).
Lavarde, S. (2021) La zirconolite d'Água de Pau Volcano, São Miguel, Azores, Portugal. Le cahier des Micromonteurs: 154 (4-2021): 22-23.
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