Sample No. 5380
General info
| Sample No. | 5380 |
| Locality |
Ardu borehole
|
| Latitude | 59.097629 |
| Longitude | 25.358506 |
| Depth / thickness (m) | 271.3 |
| Stratigraphy |
Lower Cambrian (old nomenclature)
|
| Lithostratigraphy |
Lontova Formation
|
| Date collected | 1964 |
| Collector | Mens, Kaisa |
| Weight (g) | 125 |
| Rock | aleuroliit |
| Institution | Department of Geology, TalTech |
| Date added | 2001-06-12 |
| Date changed | 2014-11-26 |
Locality
| Locality |
Ardu borehole
|
| Country | Estonia |
| Latitude | 59.097629 |
| Longitude | 25.358506 |
| Elevation | 74.50 |
| Depth | 445.8 |
| Parameter | Method | Method details | Value | Text | Error |
|---|---|---|---|---|---|
| Size fraction 0.5-0.25 mm [%] | granulometry | e | |||
| Size fraction 0.25-0.1 mm [%] | granulometry | 1.2 | |||
| Size fraction 0.1-0.05 mm [%] | granulometry | 2.9 | |||
| Size fraction 0.05-0.01 mm [%] | granulometry | 8.2 | |||
| Size fraction <0.01 mm [%] | granulometry | 87.7 | |||
| Quartz [%] | Immersion method (mineralogy, light fraction) | 30 | |||
| Feldspars [%] | Immersion method (mineralogy, light fraction) | 15 | |||
| Muskovite [%] | Immersion method (mineralogy, light fraction) | 31 | |||
| Biotite (green) [%] | Immersion method (mineralogy, light fraction) | 12 | |||
| Biotite (brown) [%] | Immersion method (mineralogy, light fraction) | 12 | |||
| Heavy minerals [%] | Immersion method (mineralogy, light fraction) | 0.03 | |||
| Pyrite [%] | Immersion method (mineralogy, heavy fraction) | 88.8 | |||
| Fe-hydroxide [%] | Immersion method (mineralogy, heavy fraction) | 2.8 | |||
| Leucoxene [%] | Immersion method (mineralogy, heavy fraction) | 2.2 | |||
| Anatase [%] | Immersion method (mineralogy, heavy fraction) | 0.6 | |||
| Ilmenite, magnetite [%] | Immersion method (mineralogy, heavy fraction) | 3.1 | |||
| Transparent minerals [%] | Immersion method (mineralogy, heavy fraction) | 2.5 | |||
| Garnet [%] | Immersion method (mineralogy, heavy allogenic fraction) | 23.9 | |||
| Zircon [%] | Immersion method (mineralogy, heavy allogenic fraction) | 76.1 |
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