| General Information | ||||||
|---|---|---|---|---|---|---|
| Chemical Formula |
| |||||
| Physical Properties of Cerussite | ||||||
| Mohs Hardness | 3 to 3.5, Blue Chart Gem Identification (2010) More from other references | |||||
| Specific Gravity | 6.46 to 6.57, Blue Chart Gem Identification (2010) More from other references | |||||
| Tenacity | Brittle, Gems, Sixth Edition (2006) | |||||
| Cleavage Quality | Distinct, Gemstones (2009) | |||||
| Fracture | Conchoidal, Gemstones (2009) | |||||
| Refractive Index | 1.803 to 2.078, Blue Chart Gem Identification (2010) More from other references | |||||
| Optical Character | Biaxial/-, Blue Chart Gem Identification (2010) More from other references | |||||
| Birefringence | 0.274, Blue Chart Gem Identification (2010) DoublingMore from other references | |||||
| Pleochroism | Nil, Gemstones (2009) | |||||
| Dispersion | Fatal error: Uncaught mysqli_sql_exception: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb3_uca1400_ai_ci,COERCIBLE) for operation '=' in /big/var/www/gemdat/gemshow_class.php:690 Stack trace: #0 /big/var/www/gemdat/gemshow_class.php(690): mysqli->query() #1 /big/var/www/gemdat/gemshow_class.php(505): gemshow_class->showdata() #2 /big/var/www/gemdat/gemshow_class.php(1469): gemshow_class->showblock() #3 /big/var/www/gemdat/gshow.php(151): gemshow_class->do_optical() #4 {main} thrown in /big/var/www/gemdat/gemshow_class.php on line 690 | |||||