Phyllosilicate Collection

Kaolinite
Scanning electron microscope image of kaolinite (x 4.00K). Its a common phyllosilicate mineral, its structure is composed of silicate sheets bonded to aluminum oxide/hydroxide layers

Smokejacks Brickworks, Surrey
Smokejacks Brickworks in Ockley, Surrey shows part of the Upper Weald Clay Formation of Lower Cretaceous (Barremian) age

Eocene London clay
Eli Marsden Wilsons impression of the Eocene (55 to 34 million years ago) London Clay landscape

The Nummulosphere Part I. Front Cover
An account of the organic origin of so-called igneous rocks and of abyssal red clays by Kirkpatrick, Randolph (1863-1950), London. 1913

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

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

Hornblende-biotite granite C016 / 6205
Hornblende-biotite granite. Geological specimen collected during Scotts British Antarctic Expedition 1910-1913 (also known as the Terra Nova expedition)

Pyrophyllite, green radiating in quartz from Berezovsk, Russia. Close-up of specimen on display in the Mineral Gallery at the Natural History Museum, London

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

Bentonite
A specimen of the mineral Bentonite Reg No. 1926, 216 light grey mass, Range 19, W4, Township 28, Rosedale, Alberta, Canada. Predented by the Canadian Government Exhibition Commision, 1926

Serpentine cup
A mottled serpentine ornamental cup or tazza on a black marble base. The mineral serpentine is composed of (magnesium iron silicate hydroxide)

Picture No. 11091664
Apophyllite India, refers to a specific group of phyllosilicates, a class of minerals. Originally, the group name referred to a specific mineral

Picture No. 11050163
Muscovite (MICA) Palermo, 1 Pegmatite North Groton, New Hampshire, USA Date:

Banded gneiss C016 / 6208
Cordierite-biotite-gneiss. Geological specimen collected by Scotts British Antarctic Expedition 1910-1913, also known as the Terra Nova expedition

Antigorite and bowenite specimens C016 / 5420
Antigorite and bowenite specimens. Group of two specimens of antigorite (top) and two specimens of bowenite (bottom). Bowenite is a variety of antigorite

Muscovite C013 / 6645
Muscovite, a variety of mica, is a silicate mineral of aluminium and potassium. It is found in metamorphic rocks, like gneiss

Belemnotheutis antiquus
A well-preserved Upper Jurassic squid aged 160 million years. This specimen originates from the famous clay deposits in Wiltshire

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

Antigorite and bowenite
Group of two specimens of antigorite (above) and two specimens of antigorite var. bowenite below. Both these specimens comprise of (magnesium iron silicate hydroxide)

Limacina mercinensis, holoplanktonic mollusc
Fossilised specimens of Holoplaktonic molluscs found in early Eocene, London Clay at Highgate, London. 58 million years old

Chlorite variant clinochlore
Books of clinochlore with hessonite garnet from Piedmont, Italy. Clinochlore (Magnesium Iron Aluminum Silicate Hydroxide) is a common member of the Chlorite group of minerals

Talc

Dancing woman in green serpentine

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

Fossil collecting near Aveley, Essex
Palaeontologists collecting the remains of a woolly mammoth and a straight-tusked elephant from a clay pit near Aveley, Essex in 1964

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

Clay Toy Turtles and spiders
Watercolour by Olivia Fanny Tonge (1858-1949). Captioned: Clay Toy Turtles with Heads and Legs that waggle costing one anna. Cawnpore

Shale
Compacted platy clay particles give shales their typical laminated structure. Shale is a sedimentry rock which is composed of many fine-grained clay particles

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

Sample of clay. Clay is a naturally occurring material composed primarily of fine-grained minerals (phyllosilicate minerals)

Noctis Labyrinthus, Mars. Coloured satellite image of exposed layers on the valley walls of Noctis Labyrinthus on Mars. The white and grey patches (middle right)

Terra Sirenum region, Mars, coloured satellite image. This region, in the southern hemisphere, is heavily cratered. Spectrometer analysis of the rocks show the presence of ancient

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Phyllosilicate, also known as sheet silicates, is a mineral group that includes various fascinating specimens. One such example is Kaolinite, found abundantly in Smokejacks Brickworks located in Surrey. This clay mineral has played a significant role in pottery and ceramics for centuries. Another intriguing mention is the Eocene London clay, which holds valuable insights into Earth's history. The Nummulosphere Part I's front cover showcases this geological wonder and its intricate layers. Mica schist stands out with its shimmering appearance due to the presence of mica flakes within its structure and can be found in different regions worldwide and has been used for decorative purposes throughout history. A unique discovery is the Serpentine cup made from serpentine rock, known for its vibrant green coloration. This metamorphic rock often contains minerals like antigorite or lizardite and has been utilized for ornamental purposes. Hornblende-biotite granite C016 / 6205 exhibits an exquisite blend of hornblende and biotite minerals within its composition. Its distinctive texture makes it a sought-after material for construction projects or even as countertops. Pyrophyllite deserves attention due to its remarkable thermal properties; this phyllosilicate mineral can withstand high temperatures without undergoing significant changes. It finds applications in refractory materials and ceramics manufacturing processes. Shale on the right side of Picture No. 11091664 contrasts beautifully with garnet-mica-schist on the left side, showcasing nature's artistic touch through contrasting colors and textures within these sedimentary rocks. Lastly, Picture No. 11050163 captures our imagination with stunning visuals of phyllosilicates' diverse forms and colors present in various geological formations worldwide. Phyllosilicates encompass a wide range of captivating minerals like kaolinite, mica schist, pyrophyllite, shale-garnet-mica-schist, and more.