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Giblin Street Quarry, Lenah Valley, Hobart City, Tasmania, Australia

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Latitude & Longitude (WGS84): 42° 52' 31'' South , 147° 17' 32'' East
Latitude & Longitude (decimal): -42.87528,147.29222
GeoHash:G#: r22spdycm
Locality type:Quarry
Köppen climate type:Cfb : Temperate oceanic climate


A non-operating quarry in Jurassic dolerite. The dolerite contains breccia zones largely infilled with chabazite, stilbite and calcite.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


4 valid minerals.

Detailed Mineral List:

Calcite
Formula: CaCO3
Reference: Bottrill, R. S., Baker, W. E., 2008, A catalogue of the minerals of Tasmania. Bulletin Geological Survey Tasmania 73
'Chabazite'
Reference: Martins da Pedra collection
Chabazite-Ca
Formula: (Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Reference: Bottrill, R. S., Baker, W. E., 2008, A catalogue of the minerals of Tasmania. Bulletin Geological Survey Tasmania 73
Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Reference: Bottrill, R. S., Baker, W. E., 2008, A catalogue of the minerals of Tasmania. Bulletin Geological Survey Tasmania 73
Nontronite
Formula: Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Reference: Bottrill, R. S., Baker, W. E., 2008, A catalogue of the minerals of Tasmania. Bulletin Geological Survey Tasmania 73
'Stilbite subgroup'
Reference: Bottrill, R. S., Baker, W. E., 2008, A catalogue of the minerals of Tasmania. Bulletin Geological Survey Tasmania 73

List of minerals arranged by Strunz 10th Edition classification

Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
Group 9 - Silicates
'Chabazite-Ca'9.GD.10(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
'Montmorillonite'9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
'Nontronite'9.EC.40Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Unclassified Minerals, Rocks, etc.
'Chabazite'-
'Stilbite subgroup'-

List of minerals arranged by Dana 8th Edition classification

Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 clays
Montmorillonite71.3.1a.2(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Nontronite71.3.1a.3Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Chabazite-Ca77.1.2.1(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Unclassified Minerals, Rocks, etc.
'Chabazite'-
'Stilbite subgroup'-

List of minerals for each chemical element

HHydrogen
H Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
H Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
H NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
CCarbon
C CalciteCaCO3
OOxygen
O CalciteCaCO3
O Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
O Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
O NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
NaSodium
Na Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Na NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
MgMagnesium
Mg Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
AlAluminium
Al Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Al Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Al NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
SiSilicon
Si Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Si Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Si NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
CaCalcium
Ca CalciteCaCO3
Ca Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Ca Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
FeIron
Fe NontroniteNa0.3Fe2((Si,Al)4O10)(OH)2 · nH2O

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

Jurassic
145 - 201.3 Ma



ID: 880431
Tasmanian Dolerite

Age: Jurassic (145 - 201.3 Ma)

Stratigraphic Name: Tasmanian Dolerite

Description: Dolerite and related rocks

Comments: igneous mafic intrusive; synthesis of multiple published descriptions

Lithology: Igneous mafic intrusive

Reference: Raymond, O.L., Liu, S., Gallagher, R., Zhang, W., Highet, L.M. Surface Geology of Australia 1:1 million scale dataset 2012 edition. Commonwealth of Australia (Geoscience Australia). [5]

Triassic
201.3 - 251.902 Ma



ID: 3185826
Mesozoic sedimentary rocks

Age: Triassic (201.3 - 251.902 Ma)

Lithology: Sandstone,siltstone,mudstone

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

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R Bottrill, Min Soc Tas newsletter


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