Crystal symmetry: 32
Density: 2,65 g/cm^3
Optical spectral range: 0,15 - 4.5 mkm
Elastic constants 
: 10^11 dyn/cm^2 or 10^10 Pa)
| 8.681 | 0.709 | 1.195 | 1.801 | 0 | 0 |
| 0.709 | 8.681 | 1.195 | -1.801 | 0 | 0 |
| 1.195 | 1.195 | 10.61 | 0 | 0 | 0 |
| 1.801 | -1.801 | 0 | 5.817 | 0 | 0 |
| 0 | 0 | 0 | 0 | 5.817 | 1.801 |
| 0 | 0 | 0 | 0 | 1.801 | 3.986 |
Photolastic constants 
:
| 0.133 | 0.25 | 0.259 | -0.029 | 0 | 0 |
| 0.25 | 0.133 | 0.259 | 0.029 | 0 | 0 |
| 0.258 | 0.258 | 0.0977 | 0 | 0 | 0 |
| -0.042 | 0.042 | 0 | -0.0685 | 0 | 0 |
| 0 | 0 | 0 | 0 | -0.0685 | -0.042 |
| 0 | 0 | 0 | 0 | -0.029 | -0.0585 |
Refraction indices:
The values for refraction coefficients for the given optical wavelengths:
| wavelength, mkm |  |  |
|---|
| 0.185 | 1.6758 | 1.68 |
|---|
| 0.194 | 1.66 | 1.6734 |
|---|
| 0.204 | 1.6429 | 1.6556 |
|---|
| 0.25 | 1.6 | 1.6114 |
|---|
| 0.303 | 1.577 | 1.5872 |
|---|
| 0.359 | 1.5639 | 1.5737 |
|---|
| 0.405 | 1.5572 | 1.5667 |
|---|
| 0.468 | 1.551 | 1.5604 |
|---|
| 0.509 | 1.5482 | 2.4099 |
|---|
| 0.546 | 1.5462 | 1.5554 |
|---|
| 0.628 | 1.5428 | 1.5519 |
|---|
| 0.707 | 1.5405 | 1.5495 |
|---|
| 0.845 | 1.5375 | 1.5464 |
|---|
| 1 | 1.535 | 1.5438 |
|---|
| 1.083 | 1.5339 | 1.5438 |
|---|
| 1.2 | 1.5323 | 1.541 |
|---|
| 1.3 | 1.531 | 1.5396 |
|---|
| 1.4 | 1.5297 | 1.5383 |
|---|
| 1.6 | 1.527 | 1.5355 |
|---|
| 1.8 | 1.5241 | 1.5324 |
|---|
| 2.058 | 1.52 | 1.5281 |
|---|
| 2.5 | 1.5116 | 1.5195 |
|---|
| 3 | 1.4996 | 1.507 |
|---|
Sound velocity:
| direction | polarization | v (10^5 cm/s) |
|---|
| [100] | L | 5.75 |
| [100] | S | 5.1 |
| [100] | S | 3.36 |
| [010] | QL | 6.01 |
| [010] | [100], S | 3.92 |
| [010] | QS | 4.35 |
| [001] | L | 6.32 |
| [001] | S | 4.68 |
Quartz slowness surfaces in important planes
Acousto-optic figure of merit:
| sound dir. | sound pol. | light dir. | light pol. | M (10^-18 s^3/g) |
|---|
| [001] | [001] | -- | [010] | 1.48 |
| [100] | [100] | -- | [001] | 2.38 |
