Silicon Dioxide Collection

Cut agates. Assortment of cut and polished agates. Agate is a variety of quartz (silicon oxide). The colours are produced by impurities in the mineral

Smoky quartz crystal

Carbon and silicate planets, artworks C015 / 0775
Carbon and silicate planets. Cutaway artworks of the internal structure of a carbon-based (top) and silicate-based (bottom) planet

Nucleic acid isolation resin, SEM C014 / 4732
Nucleic acid isolation resin. Coloured scanning electron micrograph (SEM) showing the structure of a silica (silicon dioxide) resin from a spin column

Production of artificial quartz crystals C015 / 6210
Artificial quartz. Crystals of artificial quartz being removed from an autoclave. The autoclave contains a hot saturated solution of sodium silicate

Large citrine gemstone C016 / 4865
Large citrine gemstone. Light reflecting and refracting from a large cut citrine gemstone. Citrine is the yellow and orange variety of quartz (silicon dioxide)

HED meteorites, light micrograph C013 / 7774
HED meteorites. Polarised light micrograph of thin sections of two HED (howardite, eucrite and diogenite) meteorites recovered from Antarctica, showing the crystalline structure

Amethyst crystals C013 / 6669
Amethyst crystals. Amethyst, the purple variety of quartz (silicon dioxide), is a popular gemstone

Granite C013 / 6563
Granite is an igneous rock, one that formed from the cooling of molten rock. Within the granite are grey and pink feldspar crystals

Rose quartz crystals, SEM
Rose quartz crystals, coloured scanning electron micrograph (SEM). Quartz is a form of silica (silicon dioxide) and the most abundant mineral in the Earths crust

Quartz (SiO2 - silicon dioxide) - Tibet
CAN-4389 Quartz (SiO2 - silicon dioxide) Tibet mining mine specimen specimens crystal crystals geology, Ithaca John Cancalosi contact details: prints@ardea.com tel: +44 (0) 20 8318 1401

Quartz crystal

Moss agate from Gujarat, India

Healing crystal
MODEL RELEASED. Healing crystal. Womans head with a healing crystal on her forehead. This crystal is an amethyst, a type of coloured quartz (silicon dioxide)

Agate slice. Agate is an aggregate of different forms of silica (silicon dioxide, SiO2) that have formed concentric bands within a geode

Quartz stalactites hanging down from the ceiling of a cave. These stalactites are icicle-shaped deposits of silicon oxide

Clear quartz crystals (rock crystals)
Quartz. A cluster of clear quartz crystals (rock crystals) against a black background. Quartz (silicon oxide) is colourless when pure

Cut agate
Agate. Slice of the mineral agate, a form of quartz (silicon dioxide), consisting of banded chalcedony. The colours are produced by impurities in the mineral

Polished white granite. Granite is an igneous rock, one that formed from the cooling of molten rock. Within the granite are grey and pink feldspar crysals

Quartzite rocks covered in lichens. Quartzite is a metamorphic rock whose colour ranges from white (pure quartz, seen here) to black

Amethyst gemstones. Amethyst is a purple variety of the mineral quartz (silicon dioxide). The name comes from a Greek word meaning " not drunken"

Quartz crystals. Quartz is a form of silicon dioxide, one of the most common minerals in the Earths crust

Quartz. The specimen at bottom is in its natural state the other specimens have been polished. Quartz is a form of silica (silicon dioxide). It is colourless and transparent when pure

Tiger eye. Specimens of polished tiger eye. This gemstone is a form of silica (silicon dioxide)

Jasper. Close-up of a section through Jasper. Jasper is an opaque variety of quartz (silicon dioxide)

Carnelian agate. Polished specimens of carnelian agate, silica (silicon dioxide) that precipitated from liquid inside existing rock

Amethyst. The specimen at left is in its natural state, the specimen at bottom right has been polished and the specimen at top right had been cut and polished

Blue lace agate. Cut and polished specimens are at top left, polished specimens are at right and a specimen in its natural state is at bottom left

Cut and polished jasper in various shapes. Jasper is an opaque variety of quartz (silicon dioxide)

Molecular model of quartz
Quartz. Molecular model of quartz, one of the most abundant minerals in the Earths crust. Quartz is a crystalline form of silica (silicon dioxide, SiO2)

Silica microspheres, SEM
Silica microspheres, coloured scanning electron micrograph (SEM). These tiny spheres are made of silica (silicon dioxide)

Cristobalite crystal structure
Cristobalite crystal, molecular model. Cristobalite is a form of quartz (silicon dioxide) that forms at high temperatures

Quartz crystal structure. Computer model of the crystal structure of quartz (silicon dioxide). Crystals of quartz can now be produced synthetically and are mainly used in optical

Tridymite crystal structure, molecular model. Tridymite is a form of quartz (silicon dioxide) that forms at high temperatures

Glass and hammer. Image 2 of 2. A pane of glass has shattered after being struck by a hammer. Glass is a brittle substance composed of silicon dioxide

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Silicon dioxide, also known as silica, is a versatile and abundant mineral that plays a crucial role in various aspects of our lives. From its presence in stunning gemstones like cut agates, amethysts, and smoky quartz crystals to its significance in the formation of carbon and silicate planets, silicon dioxide never fails to captivate us. In the world of science and technology, silicon dioxide finds applications beyond aesthetics. It serves as an essential component in nucleic acid isolation resin for genetic research (SEM C014 / 4732) and aids in the production of artificial quartz crystals (C015 / 6210), which are widely used for their durability and beauty. The captivating allure continues with large citrine gemstones (C016 / 4865) shining brightly with their golden hues. Even HED meteorites reveal intricate patterns under light micrographs (C013 / 7774), showcasing the interplay between silicon dioxide and cosmic forces. Nature's artistry shines through amethyst crystals (C013 / 6669) while granite formations (C013 / 6563) remind us of Earth's geological wonders. And who can resist the delicate beauty captured by rose quartz crystals observed under scanning electron microscopy? Silicon dioxide is not just limited to being visually pleasing; it possesses remarkable properties that make it indispensable across industries. Its strength, heat resistance, electrical conductivity, and optical transparency have made it a go-to material for manufacturing glassware, ceramics, semiconductors, solar panels – you name it. So next time you admire a sparkling gemstone or marvel at advanced technological devices powered by cutting-edge materials – remember that behind all this lies the incredible versatility of silicon dioxide.