Sample No. 28275
General info
Sample No. 28275
Old number 5434
Locality
Ardu borehole
Latitude 59.097629
Longitude 25.358506
Depth / thickness (m) 323.7
Stratigraphy
Vendian
Lithostratigraphy
Gdov Formation
Stratigraphy free V2gdO?
Date collected 1964
Collector Mens, Kaisa
Rock aleuriitsavi
Institution Department of Geology, TalTech
Date added 2001-06-12
Date changed 2014-12-02
Locality
Locality
Ardu borehole
Country Estonia
Latitude 59.097629
Longitude 25.358506
Elevation 74.50
Depth 445.8
Analyses (4)Analysis results (18)
ParameterMethodMethod detailsValueTextError
Size fraction 1.0-0.5 mm [%]granulometry0.1
Size fraction 0.5-0.25 mm [%]granulometry0.2
Size fraction 0.25-0.1 mm [%]granulometry1.3
Size fraction 0.1-0.05 mm [%]granulometry2.6
Size fraction 0.05-0.01 mm [%]granulometry16.4
Size fraction <0.01 mm [%]granulometry79.6
Quartz [%]Immersion method (mineralogy, light fraction)33.5
Feldspars [%]Immersion method (mineralogy, light fraction)3.9
Muskovite [%]Immersion method (mineralogy, light fraction)18.7
Biotite (green) [%]Immersion method (mineralogy, light fraction)16.8
Biotite (brown) [%]Immersion method (mineralogy, light fraction)27.1
Counts [grains]Immersion method (mineralogy, light fraction)155
Heavy minerals [%]Immersion method (mineralogy, light fraction)0.34
Fe-hydroxide [%]Immersion method (mineralogy, heavy fraction)90.2
Leucoxene [%]Immersion method (mineralogy, heavy fraction)1.1
Ilmenite, magnetite [%]Immersion method (mineralogy, heavy fraction)4.6
Transparent minerals [%]Immersion method (mineralogy, heavy fraction)4.1
Zircon [%]Immersion method (mineralogy, heavy allogenic fraction)100
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