Aluminium Collection (page 2)

WW1 - Practical Gifts for the soldier at the front
WW1 - Practical Christmas Gifts for the service men at the front from John Pound & Co. These include lamps watches a map ase, a khaki campaign roll and an aluminium canteen Date: 1915

A piece of aluminium LZ79
A piece of aluminium inscribed LZ79 detruit a Main Vault - Belgique - le 30 Janvier 1916. Trench Art

WW2 poster, don t walk on aluminium sheet metal
WW2 poster, By all means walk out with your girl, thats your affair. But on no account walk on our aluminium sheet metal, walk round it! Design by Victor Hicks. Date: 1940s

WW2 poster, Don t Act The Goat! Don t bash your way past stacks on sheet -- this form of carelessness amounts to sabotage! By Victor Hicks. Date: 1940s

Advert for John Pound & Co military equipment 1915
An advertisement for the military equipment, ingersoll service watch nickel or gun metal, lifeguard reinforced pocket periscope, campaigning knife, penlite pocket lamp, folding pen knife

Schwarzs aluminium balloon

Pure aluminium pan for boiling liquids. IMechE Procs. 1898. pl. 72 Date: 1898

Tourmaline cut stones see 666
A group of tourmaline cut stones. Tourmaline is the name given to a group of eleven minerals which all have a general chemical formula

Plate 10, fig 2 from Mineralienbuch
An illustration of an andalusite mineral deposit showing columnar crystals. Plate 10, fig 2 from Mineralienbuch by F. A. Schmidt, Stuttgart 1855

Turquoise variety Henwoodite
A specimen of the turquoise variety called Henwoodite, named after William Jory Henwood (1805-1875) from West Phoenix Mine, Linkinhorne, Cornwall

Ruby and Sapphire
Specimens of the mineral corundum (Aluminum Oxide), a ruby and saphire. These gemstones are varieties of the corundum mineral. A collection of crystals including the Edwardes ruby

Birthstone Series: Lazurite

Gobbinsite comprises of (hydrated sodium potassium calcium aluminum silicate) and derives from the zeolite group. Specimen found nr. Black Cave, Island Magee, Co. Antrim

Orthoclase (potassium aluminum silicate) is a major granite forming mineral. Specimen from Brevik, Norway

Spessartine comprises of (manganese aluminum silicate) and is found in metamorphic environments

Wavellite
Aggregates of honey-coloured wavellite forming radiating needles on slate. Wavellite comprises of (hydrated aluminum phosphate hydroxide). Specimen from Filleigh, Devon

Goyazite
Scanning electron microscope image of the energy-dispersive X-ray spectrum of the mineral goyazite, obtained using Link AN10000 analysis system

Topaz comprises of (aluminum silicate fluoride hydroxide). This is a specimen from the collections of the Natural History Museum, London

Russian topaz
Topaz comprises of (aluminum silicate fluoride hydroxide) and is the birthstone of November. Brown topaz specimens from the collections of the Natural History Museum, London

Lazurite comprises of (sodium calcium aluminum silicate sulphur sulphate). Due to its unique rich colour, it is a semi-precious stone and is often used in jewellery making

Variscite
A rare, bluish green, mineral, found in aluminum-rich rocks. Variscite comprises of (hydrated aluminum phosphate)

Pyrope garnet
A cut stone and collection of crystals of pink pyrope garnet (magnesium aluminum silicate). Specimens from the Natural History Museum, London

Wardite is comprised of hydrated sodium aluminum phosphate hydroxide. This bright green specimen has been deposited in variscite nodules

Kyanite comprises of (aluminum silicate) and shares this composition with both sillimanite and adalusite. Specimen from the Natural History Museum, London

Spessartine garnet
Spessartine comprises of (manganese aluminum silicate). A cut stone and crystal from the collections of the Natural History Museum, London

Pleochroism in an iolite cut stone
This iolite (magnesium aluminium silicate) is displaying pleochroism, a varied colour effect as the gem is turned. See also 3960

Heulandite crystal group on matrix, from Kilpatrick, Dumbartonshire. One of the group of Zeolites. Zeolites are microporous crystalline solids containing silicon, aluminium and oxygen

Spinel crystal and cut stone
Spinel (magnesium aluminium oxide) crystal from Ruby Mines, Mogok, Burma with spinel cut stone from Sri Lanka. Spinel is found in a red colour and has been previously mistaken for ruby

A selection of topaz cut stones
Topaz is the hardest silicate mineral and comprises of (aluminum silicate fluoride hydroxide)

Beryl, variety aquamarine
A specimen of the gemstone, Beryl (Beryllium aluminum silicate). This is the aquamarine variety, which is the blue variety. Another variety of beryl is emerald, which is the green variety

Rubies and sapphires
Crystals of ruby from Burma which is the red variety of corundum (aluminium oxide). The other variety is sapphire, this specimen is from Kashmir. The lower left specimen is the Edwardes Ruby

Topaz
A crystal and a cut topaz stone from the collections of the Natural History Museum, London. Topaz comprises of (aluminum silicate fluoride hydroxide)

Ruby and sapphire gravel
Ruby and sapphire fragments from gem gravels seen on a background of slate. Ruby and sapphire are both varieties of the mineral corundum (aluminium oxide)

Jadeite crystal and cut stone
Jadeite comprises of (sodium aluminum iron silicate) and is actually not a mineral outright, but is a variety of the mineral actinolite. Specimens from the Natural History Museum, London

Cordierite
A specimen of cordierite (magnesium aluminum silicate), a mineral from the class of silicates. Its gemstone variety called iolite is popular among gemstone collectors

Augelite comprises of (aluminum phosphate hydroxide). This specimen has well developed semi-transparent crystals and is from the Natural History Museum, London

Cancrinite comprises of (sodium calcium aluminum silicate carbonate) and is one of the rarer members of the feldspathoid group. Specimen from the Natural History Museum, London

Spodumene
A specimen of the mineral spodumene (lithium aluminium silicate). This mineral comes in two varieties, Kunzite and Hiddenite

Stilbite comprises of (hydrated sodium calcium aluminum silicate) and derives from the Zeolite group. Specimen from the collections of The Natural History Museum, London

Thomsonite

Emerald crystals and cut stone
Emerald is a variety of beryl (beryllium aluminum silicate). The rich, green colour is attributed to small amounts of chromium which is unmatched by any other mineral species

Lazulite comprises of (magnesium iron aluminum phosphate hydroxide) not to be confused with lazurite - as it looks and sounds the same is a rare ornamental and gemstone

Emeralds
Emerald is a variety of beryl (beryllium aluminum silicate). The green colour is attributed to small amounts of chromium. Specimens from the Natural History Museum, London

Gemstone series: sapphire
Sapphire, the blue variety of the mineral corundum (aluminium oxide). Sapphire can be found in a number of different colours. Specimen at the Natural History Museum, London

Birthstone Series: Blue Topaz

Birthstone Series: Topaz
Topaz has a chemical composition of aluminum silicate fluoride hydroxide and is the birthstone for the month of November (along with Citrine). Photographed by Frank Greenaway

Birthstone Series: Garnet
Garnet has a chemical composition of iron aluminium silicate. It is the birthstone of the month of January. Gemstone from the Natural History Museum collections, in London

Natrolite
A specimen of the mineral natrolite (Hydrated sodium aluminum silicate), of the group zeolite, from Neubauerberg, Bohemia

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