mid-blue topaz faceted octagon 5x7mm
- 8110341
- £10.00 exc.VAT
mid-blue topaz faceted octagon 5x7mm
These have great lustre and clarity
Hardness (vs abrasion/scratching) 8/10
Toughness (resistance to fracture) fair to poor (they have easy cleavage in one direction)
Stability (resistance to chemicals, UV etc.) good