Tenacity
-
Sectile
Solubility
-
Soluble
Durability
-
-
Specific Gravity
3.04-3.176.13
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
{001} Indistinct, {???} Indistinct
Distinct on {001} and {110}, indistinct on {100}
Mohs Hardness
5.52-3
2
10
👆🏻
Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references