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
3.55-3.702.74-2.76
1
7.18
1.7 Fracture
Gemstones (2009)
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Uneven
1.8 Cleavage
Not Available
{010} Perfect, {001} Distinct
1.9 Mohs Hardness
1.13 Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Fe3+ PO 4 · 2H 2OAnthony et al , Handbook of Mineralogy (2001)