- MD-251467
- Schorl, Opal (Var: Opal-An)
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Miniature
- 4.0 x 4.0 x 2.4 cm
SOLD
- MD-194086
- Schorl, Opal (Var: Opal-An)
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Small Cabinet
- 8.4 x 5.4 x 3.4 cm
SOLD
- MD-273178
- Quartz (Var: Smoky Quartz), Orthoclase, Schorl, Opal (Var: Opal-An)
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Cabinet
- 10.0 x 7.0 x 7.0 cm
SOLD
- MD-168090
- Quartz (Var: Smoky Quartz), Feldspar Group, Opal (Var: Opal-An)
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Cabinet
- 10.0 x 8.0 x 6.0 cm
SOLD
- MD-273124
- Orthoclase, Opal (Var: Opal-An)
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Cabinet
- 11.5 x 7.3 x 6.5 cm
SOLD
- MD-53714
- Opal (Var: Precious Opal)
- Queensland, Australia
- Cabinet
- 11.0 x 7.2 x 4.8 cm
SOLD
- MD-251113
- Opal (Var: Precious Opal)
- Gracios O Dios Mine, Honduras
- Small Cabinet
- 5.2 x 2.6 x 2.1 cm
SOLD
- MD-255190
- Opal (Var: Precious Opal)
- Gracios O Dios Mine, Honduras
- Toenail
- 3.1 x 2.8 x 2.1 cm
SOLD
- MD-275143
- Opal (Var: Precious Opal)
- Gracios O Dios Mine, Honduras
- Thumbnail
- 1.7 x 1.6 x 1.0 cm
SOLD
- MD-44685
- Opal (Var: Wood Opal)
- Rhodope Mts, Haskovo Oblast (Khaskovo Oblast), Bulgaria
- Cabinet
- 12.1 x 10.8 x 5.9 cm
SOLD
- MD-144876
- Opal (Var: Opal-An)
- Hosaka, Fukushima Prefecture, Tohoku Region, Honshu Island, Japan
- Small Cabinet
- 8.6 x 6.0 x 5.3 cm
SOLD
- MD-118684
- Opal (Var: Opal-An)
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Large Cabinet
- 16.0 x 13.0 x 3.5 cm
SOLD
- MD-180893
- Opal (Var: Opal-An), Orthoclase, Schorl
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Small Cabinet
- 5.1 x 3.9 x 2.4 cm
SOLD
- MD-215595
- Opal (Var: Opal-An), Schorl
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Cabinet
- 11.3 x 4.5 x 3.2 cm
SOLD
- MD-229624
- Opal (Var: Opal-An)
- Erongo Mountain, Usakos and Omaruru Districts, Erongo Region, Namibia
- Small Cabinet
- 7.5 x 6.4 x 5.0 cm
SOLD
- MD-214888
- Opal (Var: Opal-An), Rhodochrosite, Quartz
- Santa Rita Mine, Morococha District, Yauli Province, Junin Department, Peru
- Cabinet
- 14.3 x 9.5 x 8.5 cm
SOLD
- MD-54893
- Opal (Var: Opal-An)
- Mitchell Co., North Carolina, USA
- Miniature
- 3.3 x 1.9 x 1.8 cm
SOLD
- MD-146997
- Fire Opal (Var: Precious Fire Opal)
- Virgin Valley District, Humboldt Co., Nevada, USA
- Miniature
- 4.5 x 3.6 x 1.8 cm
SOLD
- MD-120690
- Opal (Var: Opal-An)
- Squaretop Mountain, Kaimkillenbun, Wambo Shire, Darling Downs-South West Region, Queensland, Australia
- Toenail
- 3.0 x 1.8 x 1.4 cm
SOLD
- MD-236602
- Opal (Var: Opal-An)
- Squaretop Mountain, Kaimkillenbun, Wambo Shire, Darling Downs-South West Region, Queensland, Australia
- Miniature
- 3.9 x 3.0 x 2.3 cm
SOLD
- MD-70912
- Opal (Var: Opal-An), Opal
- Valec (Waltsch), Doupov (Duppau), Karlovy Vary Region, Bohemia (Bohmen; Boehmen), Czech Republic
- Miniature
- 4.9 x 4.9 x 3.0 cm
SOLD
- MD-122773
- Opal (Var: Opal-An)
- Valec (Waltsch), Doupov (Duppau), Karlovy Vary Region, Bohemia (Bohmen; Boehmen), Czech Republic
- Miniature
- 4.7 x 4.4 x 3.0 cm
SOLD
- MD-210875
- Opal (Var: Opal-An)
- Valec (Waltsch), Doupov (Duppau), Karlovy Vary Region, Bohemia (Bohmen; Boehmen), Czech Republic
- Small Cabinet
- 5.4 x 4.3 x 3.8 cm
SOLD
- MD-224120
- Opal (Var: Opal-An)
- Lesbos Island (Nisos Lesvos; Mytilene; Mytilini), Lesvos (Lesbos; Mytilene; Mytilini) Prefecture, Aegean Islands (Aiyaion) Department, Greece
- Small Cabinet
- 8.3 x 4.7 x 3.5 cm
SOLD
73-96 of 175 Items