SUPPORT US. If mindat.org is important to you, click here to donate to our Fall 2019 fundraiser!
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Brackins Spur, Hillgrove, Sandon Co., New South Wales, Australia

This page is currently not sponsored. Click here to sponsor this page.
Key
Lock Map
Latitude & Longitude (WGS84): 30° 35' 39'' South , 151° 54' 27'' East
Latitude & Longitude (decimal): -30.59432,151.90750
GeoHash:G#: r6s1bwrxj
Locality type:Spur
Age:298.9 ± 0.15 to 272.3 ± 0.5 Ma
Geologic Time:Cisuralian
Reference for age:Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Köppen climate type:Cfb : Temperate oceanic climate


Located approximately 2.5kms south of Hillgrove.

The deposit occupies a fault or shear zone.

Worked via shafts, adits, shallow pits and open cut.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


9 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!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Arsenopyrite
Formula: FeAsS
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Calcite
Formula: CaCO3
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
'Chlorite Group'
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
'Diorite'
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Graphite
Formula: C
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Pyrite
Formula: FeS2
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Quartz
Formula: SiO2
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
'Sandstone'
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Scheelite
Formula: Ca(WO4)
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Siderite
Formula: FeCO3
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.
Stibnite
Formula: Sb2S3
Reference: Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
'Graphite'1.CB.05aC
Group 2 - Sulphides and Sulfosalts
'Arsenopyrite'2.EB.20FeAsS
'Pyrite'2.EB.05aFeS2
Stibnite2.DB.05Sb2S3
Group 4 - Oxides and Hydroxides
'Quartz'4.DA.05SiO2
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
Siderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Scheelite'7.GA.05Ca(WO4)
Group 9 - Silicates
'Muscovite'9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
'Diorite'-
'Sandstone'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Graphite1.3.6.2C
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:3
Stibnite2.11.2.1Sb2S3
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Pyrite2.12.1.1FeS2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Siderite14.1.1.3FeCO3
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Scheelite48.1.2.1Ca(WO4)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
'Diorite'-
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2
'Sandstone'-

List of minerals for each chemical element

HHydrogen
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
CCarbon
C CalciteCaCO3
C GraphiteC
C SideriteFeCO3
OOxygen
O CalciteCaCO3
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O ScheeliteCa(WO4)
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O SideriteFeCO3
AlAluminium
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
SiSilicon
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
SSulfur
S ArsenopyriteFeAsS
S PyriteFeS2
S StibniteSb2S3
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca ScheeliteCa(WO4)
FeIron
Fe ArsenopyriteFeAsS
Fe PyriteFeS2
Fe SideriteFeCO3
AsArsenic
As ArsenopyriteFeAsS
SbAntimony
Sb StibniteSb2S3
WTungsten
W ScheeliteCa(WO4)

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

Early Permian
272.95 - 298.9 Ma



ID: 3186666
Paleozoic sedimentary rocks

Age: Cisuralian (272.95 - 298.9 Ma)

Comments: New England Fold Belt

Lithology: Limestone,mudstone,tillite,siltstone,sandstone

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]

Cisuralian
272.95 - 298.9 Ma



ID: 858961
Bakers Creek Diorite

Age: Cisuralian (272.95 - 298.9 Ma)

Stratigraphic Name: Bakers Creek Diorite

Description: Pyroxene diorite, quartz-biotite diorite. Calc-alkaline and tholeiitic complexes associated with the Hillgrove Plutonic Suite.

Comments: igneous intermediate intrusive; synthesis of multiple published descriptions

Lithology: Igneous intermediate 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]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Andrews, A.C. (1900) Report on the Hillgrove Gold-Field. New South Wales Department of Mines and Agriculture, Geological Survey, Mineral Resources No. 8, 44 pages plus map.
Marinelli, I.G. (1983) A study of the host rock geology and mineralisation at Brackins Spur and Becks Point, south of Hillgrove, New South Wales. University of New England [Armidale]-B.sc. Hons Thesis (unpubl.).
Gilligan, L.B., Brownlow, J.W., Cameron, R.G., Henley, H.F. (1992) Metallogenic Study and Mineral Deposit Data Sheets: Dorrigo-Coffs Harbour 1:250 000 Metallogenic Map SH/56-10, SH/56-11. Geological Survey of New South Wales, Sydney, 509 pages.


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.
 
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 19, 2019 13:17:37 Page generated: November 12, 2018 10:03:55
Go to top of page