Est.
£1,200
-£1,700
TimeLine Auctions Ltd.Harwich, Essex
Est.
A$120
-A$220
Aalders AuctionsStanmore, New South Wales
Est.
£1,800
-£2,400
TimeLine Auctions Ltd.Harwich, Essex
Est.
£2,000
-£3,000
TimeLine Auctions Ltd.Harwich, Essex
Est.
£800
-£1,000
TimeLine Auctions Ltd.Harwich, Essex
Est.
£180
-£240
TimeLine Auctions Ltd.Harwich, Essex
![Aventurine Gem Tree on Amethyst Crystal Geode Section: Irregular geode matrix with purple amethyst crystals; the metal branches tipped with polished dark and light green aventurine quartz pebbles. 723 grams, 18 cm (7 in.). [No Reserve] From Brazil. Ex Min](https://p1.liveauctioneers.com/1191/426518/237925372_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£20
-£30
TimeLine Auctions Ltd.Harwich, Essex
![Quartz Gem Tree on Amethyst Crystal Geode Section: Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished quartz pebbles. 662 grams, 18 cm (7 in.). [No Reserve] From Brazil. Ex Mineral Imports, London, UK.](https://p1.liveauctioneers.com/1191/426518/237925176_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£20
-£30
TimeLine Auctions Ltd.Harwich, Essex
Est.
£1,800
-£2,400
TimeLine Auctions Ltd.Harwich, Essex
Est.
£1,200
-£1,700
TimeLine Auctions Ltd.Harwich, Essex
Est.
£1,000
-£1,400
TimeLine Auctions Ltd.Harwich, Essex
Est.
£2,000
-£3,000
TimeLine Auctions Ltd.Harwich, Essex
Est.
US$900
-US$1,200
Eldred'sEast Dennis, MA
![Group of Fifty [50] Amethyst Crystal Sections: Comprising fifty irregular geode sections with small prismatic amethyst crystals. 2.84 kg total, 23-60 mm (7/8 - 2 3/8 in.). [50, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bott](https://p1.liveauctioneers.com/1191/426518/237925186_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£30
-£40
TimeLine Auctions Ltd.Harwich, Essex
Est.
£400
-£600
TimeLine Auctions Ltd.Harwich, Essex
![Citrine Gem Tree on Amethyst Crystal Geode Section: Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished light-coloured citrine pebbles. 505 grams, 16 cm (6 1/4 in.). [No Reserve] From Brazil. Ex Mineral I](https://p1.liveauctioneers.com/1191/426518/237925155_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£20
-£30
TimeLine Auctions Ltd.Harwich, Essex
![Large Group of One Hundred [100] Amethyst Crystal Sections: Comprising one hundred irregular geode sections with prismatic amethyst crystals. 1.74 kg total, 17-49 mm (5/8 - 2 in.). [100, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley](https://p1.liveauctioneers.com/1191/426518/237925114_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£20
-£30
TimeLine Auctions Ltd.Harwich, Essex
![Large Group of One Hundred [100] Amethyst Crystal Sections: Comprising mainly irregular geode sections with prismatic amethyst crystals. 2.19 kg total, 21-66 mm (7/8 - 2 5/8 in.). [100, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley](https://p1.liveauctioneers.com/1191/426518/237925236_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£30
-£40
TimeLine Auctions Ltd.Harwich, Essex
![Group of Three [3] Large Pale Amethyst and Quartz Crystal Sections: Comprising three geode sections, two with pale purple amethyst crystals and one with almost colourless quartz crystals. 1.63 kg total, 9.1-17.6 cm (3 5/8 - 7 in.). [3, No Reserve] From Brazil. Ex Mine](https://p1.liveauctioneers.com/1191/426518/237925200_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£30
-£40
TimeLine Auctions Ltd.Harwich, Essex
Est.
£2,000
-£3,000
TimeLine Auctions Ltd.Harwich, Essex
Est.
£1,000
-£1,400
TimeLine Auctions Ltd.Harwich, Essex
Est.
£5,000
-£7,000
TimeLine Auctions Ltd.Harwich, Essex
Est.
US$3,000
-US$5,000
US$2,000
US$2,000
BonhamsMarlborough, MA
![Large Group of One Hundred [100] Amethyst Crystal Pieces: Comprising one hundred rich purple specimens, including some pyramidal terminations. 1.05 kg total, 22-38 mm (7/8 - 1 1/2 in.). [100, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory,](https://p1.liveauctioneers.com/1191/426518/237925383_1_x.jpg?height=280&quality=70&sharpen=true&version=1785755501&width=280)
Est.
£20
-£30
TimeLine Auctions Ltd.Harwich, Essex
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