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Rockall Island, Na h-Eileanan Siar, Scotland, UKi
Regional Level Types
Rockall IslandIsland
Na h-Eileanan SiarCouncil Area
ScotlandCountry
UKCountry

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Latitude & Longitude (WGS84): 57° 35' 45'' North , 13° 41' 13'' West
Latitude & Longitude (decimal): 57.59611,-13.68722
GeoHash:G#: gdnr8t138
Locality type:Island


Situated about 294 km W of St. Kilda islands.

Including the Apex Ridge area.

Regions containing this locality

Eurasian PlateTectonic Plate
Atlantic OceanOcean

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

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

12 valid minerals. 1 (TL) - type locality of valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Aegirine
Formula: NaFe3+Si2O6
Reference: Sabine, P.A. (1960) The geology of Rockall, North Atlantic. Bull. Geol. Surv. G. B. 16, 166. [M.A. 14, 507.]; Young, B.R., Hawkes, J.R., Merriman, R.J. and Styles, M.T. (1978) Bazirite, BaZrSi3O9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineralogical Magazine, vol. 42, n° 321, 35-40.; Livingstone, A. and Macpherson, H.G. (1983) Fifth supplementary list of British minerals (Scottish). Mineralogical Magazine, vol. 47, n° 342, p. 99-105.
Albite
Formula: Na(AlSi3O8)
Reference: B. Young et al. : "Bazirite, Ba Zr Si3 O9, a new mineral from Rockall Island, Inverness-shire, Scotland", Mineralogical Magazine, G.B., 1978, 42, 35-40
'Apatite'
Reference: Young, B. R., Hawkes, J. R., Merriman, R. J., & Styles, M. T. (1978). Bazirite, BaZrSi 3 O 9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineral Mag, 42, 35-40.
Baryte
Formula: BaSO4
Reference: Young, B. R., Hawkes, J. R., Merriman, R. J., & Styles, M. T. (1978). Bazirite, BaZrSi 3 O 9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineral Mag, 42, 35-40.
Bazirite (TL)
Formula: BaZr(Si3O9)
Reference: Rep. Inst. geol. Sci.(1973), 123.; J. R. Hawkes, R. J. Merriman, R. R. Harding, and D. P. F. Darbyshire (1975), Rep. Inst. Geol. Sci., no. 75/1, 11-51.; B. R. Young, J. R. Hawkes, R. J. Merriman, and M. T. Styles (1978) Bazirite, BaZrSi3O9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineralogical Magazine, 42, 35-40; Embrey, P.G. (1978) Fourth supplementary list of British Minerals. Mineralogical Magazine, 42, 169-177.;
Cristobalite
Formula: SiO2
Description: Disordered Alpha-Cristobalite in cavities in aegirine-granite
Reference: Sabine, P.A. (1960) The geology of Rockall, North Atlantic. Bull. Geol. Surv. G. B. 16, 166. [M.A. 14, 507.]; Young, B.R., Hawkes, J.R., Merriman, R.J. and Styles, M.T. (1978) Bazirite, BaZrSi3O9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineralogical Magazine, vol. 42, n° 321, 35-40.; Livingstone, A. and Macpherson, H.G. (1983) Fifth supplementary list of British minerals (Scottish). Mineralogical Magazine, vol. 47, n° 342, p. 99-105.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Elpidite
Formula: Na2ZrSi6O15 · 3H2O
Reference: Sabine, P.A. (196O), Bull. geol. Surv. Gt. Britain, 16, 167-8. [Confirms an earlier record by Lacroix (1921)]; Young, B.R., Hawkes, J.R., Merriman, R.J. and Styles, M.T. (1978) Bazirite, BaZrSi3O9, a New Mineral from Rockall Island, Inverness-shire, Scotland. Mineralogical Magazine, vol. 42, n° 321, 35-40.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177.
Eudialyte
Formula: Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Reference: Young, B. R., Hawkes, J. R., Merriman, R. J., & Styles, M. T. (1978). Bazirite, BaZrSi 3 O 9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineral Mag, 42, 35-40.
'Eudialyte Group'
Reference: Sabine, P.A. (1960), Bull. geol. Surv. Gt. Britain, 16, 168- 9.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177.
'Eudialyte Group var: Eucolite'
Description: 'Eucolite-eudialyte mineral': incompletely characterized colourless mineral, almost isotropic, in a cavity of the aegirine-granite.
Reference: Sabine, P.A. (1960), Bull. geol. Surv. Gt. Britain, 16, 168- 9.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177.
Leucophosphite
Formula: KFe3+2(PO4)2(OH) · 2H2O
Description: Waxy, orange-coloured interstitial colloform grains and minute (< o.oo 3 mm) radiating fibres replacing pyroxene, feldspar, and elpidite.
Reference: J. R. Hawkes, R. J. Merriman, R. R. Harding, and D. P. F. Darbyshire (1975), Rep. Inst. geol. Sci. 75/I, p. 25.; Young, B.R., Hawkes, J.R., Merriman, R.J. and Styles, M.T. (1978) Bazirite, BaZrSi3O9, a New Mineral from Rockall Island, Inverness-shire, Scotland. Mineralogical Magazine, vol. 42, n° 321, 35-40.; Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Young, B. R., Hawkes, J. R., Merriman, R. J., & Styles, M. T. (1978). Bazirite, BaZrSi 3 O 9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineral Mag, 42, 35-40.
'Monazite'
Reference: B. Young et al. : "Bazirite, Ba Zr Si3 O9, a new mineral from Rockall Island, Inverness-shire, Scotland", Mineralogical Magazine, G.B., 1978, 42, 35-40
'Pyrochlore'
Reference: Young, B. R., Hawkes, J. R., Merriman, R. J., & Styles, M. T. (1978). Bazirite, BaZrSi 3 O 9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineral Mag, 42, 35-40.
Quartz
Formula: SiO2
Reference: B. Young et al. : "Bazirite, Ba Zr Si3 O9, a new mineral from Rockall Island, Inverness-shire, Scotland", Mineralogical Magazine, G.B., 1978, 42, 35-40
Riebeckite
Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Reference: https://en.wikipedia.org/wiki/Rockall#Geology
Titanite
Formula: CaTi(SiO4)O
Reference: Young, B. R., Hawkes, J. R., Merriman, R. J., & Styles, M. T. (1978). Bazirite, BaZrSi 3 O 9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineral Mag, 42, 35-40.
'Xenotime'
Reference: Young, B. R., Hawkes, J. R., Merriman, R. J., & Styles, M. T. (1978). Bazirite, BaZrSi 3 O 9, a new mineral from Rockall Island, Inverness-shire, Scotland. Mineral Mag, 42, 35-40.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Cristobalite4.DA.15SiO2
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 8 - Phosphates, Arsenates and Vanadates
Leucophosphite8.DH.10KFe3+2(PO4)2(OH) · 2H2O
Group 9 - Silicates
Aegirine9.DA.25NaFe3+Si2O6
Albite9.FA.35Na(AlSi3O8)
Bazirite (TL)9.CA.05BaZr(Si3O9)
Elpidite9.DG.65Na2ZrSi6O15 · 3H2O
Eudialyte9.CO.10Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Riebeckite9.DE.25◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Apatite'-
'Eudialyte Group'-
'var: Eucolite'-
'Monazite'-
'Pyrochlore'-
'Xenotime'-

List of minerals arranged by Dana 8th Edition classification

Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)3(XO4)2Zq·xH2O
Leucophosphite42.11.6.1KFe3+2(PO4)2(OH) · 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] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 59 - CYCLOSILICATES Three-Membered Rings
Three-Membered Rings, anhydrous, no other anions
Bazirite (TL)59.1.1.1BaZr(Si3O9)
Group 64 - CYCLOSILICATES Rings with Other Anions and Insular Silicate Groups
Rings with Other Anions and Insular Silicate Groups with mixed ring types
Eudialyte64.1.1.1Na15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Aegirine65.1.3c.2NaFe3+Si2O6
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with corrugated and complex layers
Elpidite72.5.4.2Na2ZrSi6O15 · 3H2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Cristobalite75.1.1.1SiO2
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
'Apatite'-
'Eudialyte Group'-
'var: Eucolite'-
'Monazite'-
'Pyrochlore'-
Riebeckite-◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
'Xenotime'-

List of minerals for each chemical element

HHydrogen
H LeucophosphiteKFe23+(PO4)2(OH) · 2H2O
H ElpiditeNa2ZrSi6O15 · 3H2O
H Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
H EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
OOxygen
O BaziriteBaZr(Si3O9)
O AegirineNaFe3+Si2O6
O AlbiteNa(AlSi3O8)
O LeucophosphiteKFe23+(PO4)2(OH) · 2H2O
O ElpiditeNa2ZrSi6O15 · 3H2O
O QuartzSiO2
O CristobaliteSiO2
O Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
O EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
O MagnetiteFe2+Fe23+O4
O BaryteBaSO4
O TitaniteCaTi(SiO4)O
NaSodium
Na AegirineNaFe3+Si2O6
Na AlbiteNa(AlSi3O8)
Na ElpiditeNa2ZrSi6O15 · 3H2O
Na Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
Na EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
AlAluminium
Al AlbiteNa(AlSi3O8)
SiSilicon
Si BaziriteBaZr(Si3O9)
Si AegirineNaFe3+Si2O6
Si AlbiteNa(AlSi3O8)
Si ElpiditeNa2ZrSi6O15 · 3H2O
Si QuartzSiO2
Si CristobaliteSiO2
Si Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
Si EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Si TitaniteCaTi(SiO4)O
PPhosphorus
P LeucophosphiteKFe23+(PO4)2(OH) · 2H2O
SSulfur
S BaryteBaSO4
ClChlorine
Cl EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
KPotassium
K LeucophosphiteKFe23+(PO4)2(OH) · 2H2O
CaCalcium
Ca EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti TitaniteCaTi(SiO4)O
MnManganese
Mn EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
FeIron
Fe AegirineNaFe3+Si2O6
Fe LeucophosphiteKFe23+(PO4)2(OH) · 2H2O
Fe Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
Fe EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
Fe MagnetiteFe2+Fe23+O4
ZrZirconium
Zr BaziriteBaZr(Si3O9)
Zr ElpiditeNa2ZrSi6O15 · 3H2O
Zr EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
BaBarium
Ba BaziriteBaZr(Si3O9)
Ba BaryteBaSO4

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Sabine, P.A. (1960) The geology of Rockall, North Atlantic. Bulletin of the Geological Survey of Great Britain, 16, 166. [M.A. 14, 507.]
Livingstone, A. and Macpherson, H.G. (1983) Fifth supplementary list of British minerals (Scottish). Mineralogical Magazine, vol. 47, n° 342, 99-105.
Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh supplementary list of British Isles minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, 267-274.
Kristiansen, R. (2000) Eksotiske mineral-lokaliteter (Exotic mineral-locations). STEIN 27 (2), 20-24.
Tindle, A.G. (2008) Minerals of Britain and Ireland. Terra Publications, Harpenden. 616 pp.

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