0 Onyx Gemstones
dyed onyx cabochons black 22x30mm
Beautiful, glossy, polished onyx cabochons with a flat back and flattish profile. Hardness (vs ..
8111378B
£8.00 per pc
dyed onyx cabochons chestnut 22x30mm
Beautiful, glossy, polished onyx cabochons with a flat back and flattish profile. Hardness (vs ..
8111378C
£8.00 per pc
dyed onyx cabochons green 22x30mm
Beautiful, glossy, polished onyx cabochons with a flat back and flattish profile. Hardness (vs ..
8111378G
£8.00 per pc
Green Onyx Faceted Pear 6x8mm
Green Onyx Faceted Pear 6x8mm ..
8111391
£2.00 Per pc
Green Onyx Faceted Round 6mm
Onyx is a polycrystalline quartz variety, translucent to near transparent. These gems are a deep blu..
8111394
£2.10 Per pc
Green Onyx Oval Faceted 5 x 7 mm
Green Onyx Oval Faceted 5 x 7 mm ..
8111398
£1.60 Per pc
Green Onyx Oval Faceted 7x9mm
Deep green faceted ovalsHardness (vs abrasion/scratching) 6/10Toughness (resistance to fracture) exc..
8111400
£3.00 Per pc
Green Onyx Round Faceted 4mm
Green Onyx Round Faceted 4mm..
8111392
£1.00 Per pc
Green onyx round faceted 5mm
Onyx is a polycrystalline quartz variety, translucent to near transparent. These gems are a deep blu..
8111393
£1.30 per pc
Green onyx round faceted 8mm
Onyx is a polycrystalline quartz variety, translucent to near transparent. These gems are a deep blu..
8111396
£3.20 per pc
Onyx Cabs, Red, Oval, 8 x 10 mm
Onyx is a variety of agate that exhibits just one colour but has alternating light and dark coloured..
8111385
£1.00
Onyx black buff top 8mm
Deep black with a glossy lustre; polished dome on one side, faceted pavilion on the otherHardness (v..
8111350
£4.30 per pc
Onyx black cabochons oval 3x5mm
Deep black gem material with a glossy lustre..
8111306
£0.24 per pc
Onyx black cabochons oval 7x9mm
Deep black gem material with a glassy lustre..
8111310
£0.64 per pc
Onyx black cabochons oval 8x10mm
Deep black gem material with a glassy lustre..
8111311
£0.92 per pc