- MD-280485
- Quartz (Var: Amethyst), Calcite
- La Sirena Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico
- Cabinet
- 10.7 x 7.3 x 7.2 cm
SOLD
- MD-139145
- Quartz (Var: Amethyst), Calcite
- San Vicente Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico
- Cabinet
- 14.3 x 11.0 x 5.0 cm
SOLD
- MD-192593
- Quartz (Var: Amethyst), Calcite
- Valenciana Mine, Guanajuato, Mun. de Guanajuato, Guanajuato, Mexico
- Cabinet
- 12.3 x 8.0 x 5.8 cm
SOLD
- MD-140537
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Large Cabinet
- 16.9 x 9.4 x 6.4 cm
SOLD
- MD-145024
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Cabinet
- 13.9 x 11.5 x 2.3 cm
SOLD
- MD-145060
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Cabinet
- 13.4 x 8.9 x 7.9 cm
SOLD
- MD-146855
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Large Cabinet
- 20.9 x 10.9 x 9.1 cm
SOLD
- MD-152638
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Small Cabinet
- 5.2 x 4.4 x 3.4 cm
SOLD
- MD-151616
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Small Cabinet
- 9.1 x 3.2 x 3.0 cm
SOLD
- MD-152617
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Small Cabinet
- 8.2 x 4.7 x 4.4 cm
SOLD
- MD-152686
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Large Cabinet
- 21.5 x 6.9 x 6.6 cm
SOLD
- MD-154865
- Quartz (Var: Amethyst), Quartz (Var: Smoky Quartz)
- Turkana District, Rift Valley Province, Kenya
- Small Cabinet
- 5.9 x 4.4 x 2.5 cm
SOLD
- MD-156119
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Small Cabinet
- 7.6 x 5.4 x 4.8 cm
SOLD
- MD-38155
- Quartz (Var: Amethyst)
- Madagascar
- Miniature
- 4.6 x 2.6 x 2.4 cm
SOLD
- MD-216052
- Quartz (Var: Amethyst), Quartz
- Sahatany Pegmatite Field (Mt Bity (Ibity) area), Vakinankaratra Region, Antananarivo Province, Madagascar
- Cabinet
- 11.2 x 5.6 x 5.0 cm
SOLD
- MD-62442
- Quartz (Var: Amethyst)
- Toamasina (Tamatave) Province, Madagascar
- Toenail
- 3.1 x 3.0 x 2.1 cm
SOLD
- MD-275136
- Quartz (Var: Amethyst), Quartz
- Capurru Quarry, Osilo, Sassari Province, Sardinia, Italy
- Small Cabinet
- 9.2 x 7.7 x 6.0 cm
SOLD
- MD-188396
- Quartz (Var: Amethyst)
- Ashio mine, Ashio, Tochigi Prefecture, Kanto region, Honshu Island, Japan
- Small Cabinet
- 5.8 x 1.7 x 1.1 cm
SOLD
- MD-234872
- Quartz (Var: Amethyst)
- Preozersk, Balkhash Lake, Qaraghandy Oblysy (Karaganda Oblast'), Kazakhstan
- Miniature
- 4.6 x 2.6 x 2.3 cm
SOLD
- MD-216543
- Quartz (Var: Amethyst)
- Lake Balkash, Qaraghandy Oblysy (Karaganda Oblast'), Kazakhstan
- Small Cabinet
- 7.4 x 4.2 x 2.4 cm
SOLD
- MD-194108
- Quartz (Var: Amethyst)
- Rift Valley Province, Kenya
- Small Cabinet
- 7.8 x 4.9 x 4.9 cm
SOLD
- MD-142374
- Quartz (Var: Amethyst)
- Kaiiado District, Rift Valley Province, Kenya
- Miniature
- 3.9 x 2.5 x 1.5 cm
SOLD
- MD-113273
- Quartz (Var: Amethyst)
- Turkana District, Rift Valley Province, Kenya
- Large Cabinet
- 31.5 x 8.1 x 8.1 cm
SOLD
- MD-119687
- Quartz (Var: Amethyst), Quartz (Var: Smoky Quartz)
- Turkana District, Rift Valley Province, Kenya
- Small Cabinet
- 7.3 x 4.1 x 3.1 cm
SOLD
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