Properties of quartz (SiO2)

Thermophysical properties for quartz (SiO2) (CAS: 14808-60-7). Use the selector below to view properties in different unit systems.

Calculation Conditions

The following state-dependent properties were calculated at these standard conditions.

Temperature

25 °C

Pressure

1.01325 bar

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Identification

  • Atoms
    O: 2, Si: 1
  • CAS
    14808-60-7
  • Formula
    O2Si
  • ID
    14808-60-7
  • InChI
    O2Si/c1-3-2
  • InChI Key
    VYPSYNLAJGMNEJ-UHFFFAOYSA-N
  • IUPAC Name
    dioxosilane
  • Molecular Weight (kg)
    60.0843
  • Phase
    s
  • PubChem ID
    2.4261e+4
  • SMILES
    O=[Si]=O
  • Synonyms

Physical Properties

  • Acentric factor
    0.719
  • Critical pressure (bar)
    31.6
  • Critical temperature (°C)
    3506.85
  • Critical volume (m³/kmol)
    0.163
  • Dipole moment
    1.5189
  • Melting temperature (°C)
    1610
  • Normal boiling temperature (°C)
    2950

State-dependent Properties

  • API gravity
    -20.6172
  • Compressibility factor
    9.2746e-4
  • Density (kg/m³)
    2647.97
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    1.1759e+4
  • Enthalpy of vaporization (molar) (kJ/kmol)
    7.0654e+5
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    44.5843
  • Molar volume (m³/kmol)
    0.0226907
  • Parachor
    4.4456e-5
  • Poynting correction factor
    1.00193
  • Prandtl number
  • Saturation pressure (bar)
    1.0563e-80
  • Saturation temperature (°C)
    2475.07
  • Solubility parameter
    1.2220e+5
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    2.65057
  • Specific heat capacity (kJ/kg·K)
    0.742029
  • Surface tension
    0.784454
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
  • Upper flammability limit

Environmental Properties

  • Global warming potential
  • Ozone depletion potential