| P number: | P527568 |
|---|---|
| Caption: | Barytes from Aberfeldy, Perthshire. |
| Description: | Barytes is the principal barium mineral of commerce. This specimen is from the Aberfoyle area where barytes is found in three sets of veins, the Arndrum Veins, the Gartloaning Vein and the Drum of Clashmore Veins. British Geological Survey Petrology Collection sample number MC 7348. Barytes occurs in Scotland as radiating aggregates called 'cock's comb barytes' which may have a thinly-plated to coarsely-plated structure, or may form a compact, tough and rather confused mass of crystals. It is colourless when pure, usually opaque and is commonly banded in shades of pink or red by finely divided ferruginous material. Barytes had many commercial uses from the manufacture of paints, as a filler in the manufacture of rubber and asbestos, wallpaper, playing cards and fine papers, more recently it has been used for drilling muds in the North Sea oil industry. |
| Date taken: | Sun Jun 25 00:00:00 GMT 1905 |
| Photographer: | Unknown |
| Copyright statement: | Unknown |
| Orientation: | Landscape |
| Size: | 127.52 KB; 1000 x 665 pixels; 85 x 56 mm (print at 300 DPI); 265 x 176 mm (screen at 96 DPI); |
| Average Rating: | Not yet rated |
| Categories: | Unsorted Images |
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