Quartz

Photograph of a quartz molecular model, courtesy of Indigo® Instruments.

Found naturally as faceted crystals. Its birefringent properties are used in the production of optical quarter-wave plates and polarizers. A mineral whose primary component is silicon dioxide (SiO₂). Its colour and other aspects of its appearance depended on the impurities present.

Symbol

SiO₂

Click on an item to paste into clipboard or use clipboard symbol at end to clipboard all values

Density	2649	kgm-3	Clip
Melting Point	1740	K	Clip
Youngs modulus	7.65e10 to 9.72e10	Nm-2	Clip
Specific heat capacity	710	Jkg-1K-1	Clip
Thermal conductivity	6.2 to 10.7	Wm-1K-1	Clip

paste all data into clipboard

See also: Fused Silica.

Weblinks:
• Indigo Instruments Quality, affordable science lab supplies on-line since 1994. 100% Uncompromised Privacy; Secure On-Line Ordering™