Microgranite Slide
£15.00
Microgranite thin section slide exhibiting the medium grained nature of this intrusive igneous rock. The crystals in microgranite are smaller than those of normal granite indicating that it cooled at a quicker rate.
Microgranite thin section slide exhibiting the medium grained nature of this intrusive igneous rock. The crystals in microgranite are smaller than those of normal granite indicating that it cooled at a quicker rate. It is comprised predominantly of pale grey / white feldspars and quartz with small specs of dark mafic minerals. This particular material was collected from Threlkeld quarry, Cumbria, UK. Each section is made to 30 microns thickness. The glass is 46 x 27 mm in size, supplied in a protective card sleeve with a label, ideal for microscopy.
Additional information
Weight | 30 g |
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