Metamorphic Rocks Archives - Geology Superstore

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Biotite Gneiss – Scotland £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Biotite gneiss is a metamorphic rock found in Blairgowrie, Perthshire in Scotland. These specimens exhibit faint alternating bands of black and white minerals, derived from quartz, plagioclase feldspar and biotite mica. Giving a surreal appearance, similar to the stripes of a zebra. The samples are available in various sizes and comes supplied in a card tray with a label.

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Spotted Rock £1.38 – £3.46 ex VAT
Specimen Size
2" x 2"3" x 2"4" x 3"
Specimens of spotted rock from Blencathra, Cumbria, UK. The samples are supplied in a white card tray with an information label, ideal for educational use or great as an addition to any rock collection.

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Wehrlite £3.55 – £9.20 ex VAT
Specimen Size
1.5" x 1.5"2" x 2"3" x 2"3" x 3"
Specimens of wehrlite from Gusdal Olivine Pit, Åheim, Norway. These specimens are supplied in a white card tray with an information label and are a perfect addition to any rock collection.