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
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Not Available
1.6 Cleavage
Not Available
{???} Distinct, {???} Distinct, {???} Distinct
1.7 Mohs Hardness
1.8 Chemical Composition
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
LiFe3+ (PO 4)(OH)Anthony et al , Handbook of mineralogy (2001)