1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.5 Fracture
ConchoidalGemdat.org, Uneven
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
2.6 Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
{001} Distinct
2.7 Mohs Hardness
2.11 Chemical Composition
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
ZrO 2Arthur Thomas , Gemstones (2009)