| P number: | P552614 |
|---|---|
| Caption: | Limestone, Sandend Group. Hillockhead Quarry, 2.5 miles west by south of Keith. Banff. |
| Description: | Dove-grey, medium-grained crystalline limestone composed of interlocking grains of closely twinned calcite, 0.5 to 2 mm grain, with numerous small quartz grains at the junctions of the calcite grains. Locally large grains of quartz are elongated along the foliation. Muscovite is a subordinate mineral. Sphene, apatite and graphite are accessory; zoistic epidote is present in some laminae. Limestone with quartz, muscovite and zoisite, coarse-grained, granoblastic, foliated. SL0072. Britrocks S34512. Magnification x40. Light PPL. |
| Date taken: | 21/01/2004 |
| Photographer: | Sutherland, A. |
| Copyright statement: | NERC |
| Additional information: | Description from: Limestones of Scotland: chemical analyses and petrography. Edinburgh : HMSO, 1956. |
| Orientation: | Landscape |
| Size: | 266.10 KB; 1000 x 750 pixels; 85 x 64 mm (print at 300 DPI); 265 x 198 mm (screen at 96 DPI); |
| Average Rating: | Not yet rated |
| Categories: | Unsorted Images |
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