Mica Collection

Mica schist is a rock resulting from the metamorphism of shale. Specimen originates from Grantown-on-Spey, Murrayshire

Mica and quartz rock formation in Brazil. Handcoloured copperplate engraving from Gottlieb Tobias Wilhelms Unterhaltungen aus der Naturgeschichte: Des Mineralreichs, Augsburg, 1828

Artists impression of an idea under consideration of the French Government - aeroplanes with invisible wings, to make them difficult to be spotted by the German Air Force pilots

Shaggy inkcap, Coprinus comatus, and mica cap, Coprinellus micaceus.. Chromolithograph from Leon Dufours Atlas des Champignons Comestibles et Veneneux (1891)

Hornblende-biotite granite
Geological specimen collected by Scotts British Antarctic Expedition 1910-1913, also known as the Terra Nova expedition. It had a broad scientific programme and collected thousands of geological

Shale (right) and garnet-mica-schist (left)
Shale is sedimentary and garnet-mica-schist is metamorphoc in origin. Specimen held at the Natural History Museum, London

White clock tower in Sibiu, Romania
View of the white clock tower on the small square (Piata Mica) in Sibiu, Transylvania, Romania. The tower is known as the Turnul Sfatului (the Tower of the Council), and was built in the 13th century

Perched Rock, Mica Schist Resting on Quartz - a view of a perched rock on top of another one with a lady to the left for scale. (Location: Ireland). Date: circa early 1900s

Round Tower, Glendalough, County Wicklow, Ireland. Built of mica slate and granite, it is about 30 metres high, and was built as part of a medieval monastery founded by St Kevin. Date: circa 1960s

Cordierite-biotite-gneiss
Geological specimen collected by Scotts British Antarctic Expedition 1910-1913, also known as the Terra Nova expedition. It had a broad scientific programme and collected thousands of geological

Insect collection by James Petiver (1663-1)
This late 17th century insect collection is unique in that the specimens are mounted and preserved between sheets of the mineral mica

Plate 4a from Histoire naturelle? (1789)
Plate 4a Mineralogie, [unfinished] from Histoire naturelle: ou, Exposition des morceaux, les mieux choisis pour servir? (1789) by by Swebach Desfontaines

Lepidolite

Fuchsite specimen

Observing structure of rock
Looking at fresh granite under a microscope to study structure, granular composition can clearly be seen

Muscovite
A specimen of muscovite (Potassium aluminum silicate hydroxide fluoride) with hematite and limonite inclusions, from Adelaide Australia

Sailboat on Mercury
The insectoid residents of the planet Mercury will develop their own technology to navigate their chemically polluted waters : mica will be the material of choice

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