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Mineral specimens search results for [ Quartz (gwindel) ]Page bottom

Gwindel Quartz with Chlorite inclusions.
RA50R0: Gwindel Quartz with Chlorite inclusions
Doubly terminated, partially chloritized, crystal with parallel polycrystalline terminations. The twisting (gwindel) of the crystal is especially evident on one of the main edges.
Binntal, Wallis  Switzerland (±1948)
Specimen size: 12.7 × 6.2 × 3.3 cm = 5.0” × 2.4” × 1.3”

Price: [SOLD]
Gwindel Smoky Quartz.
EX47X2: Gwindel Smoky Quartz
Polycrystalline parallel growth with a very well marked "gwindel". The crystal is transparent, bright and shows a very uniform clear smoky color.
Mont Blanc Massif, Chamonix, Haute-Savoie, Auvergne-Rhône-Alpes  France (2009)
Specimen size: 5.9 × 4.6 × 2.5 cm = 2.3” × 1.8” × 1.0”

Price: [SOLD]
Quartz (variety smoky and gwindel) with Chlorite.
RB37Z4: Quartz (variety smoky and gwindel) with Chlorite
Group of deep smoky transparent crystals with a small matrix and microcrystalline Chlorite inclusions. The aggregate shows parallel growths and a very well defined "gwindel" bend.
Ritzlihorn, Guttannen, Hasli Valley, Bern,   Switzerland (±1948)
Specimen size: 6.8 × 5 × 2.8 cm = 2.7” × 2.0” × 1.1”

Price: [SOLD]
Smoky Quartz (gwindel).
RK37F8: Smoky Quartz (gwindel)
A doubly terminated, slightly curved, smoky, very transparent gwindel. The special thing is that, apart from its perfection, it is on a matrix on doubly terminated, but not gwindel, Quartz. This floater was bought from Kaspar Nelly (Switzerland) in March 1948.
Etzlithal, Uri  Switzerland (±1948)
Specimen size: 4.8 × 4.4 × 3 cm = 1.9” × 1.7” × 1.2”

Main crystal size: 3.8 × 2.9 cm = 1.5” × 1.1”

Price: [SOLD]
Smoky Quartz Gwindel.
EA50L5: Smoky Quartz Gwindel
Parallel growth of really transparent and deep smoky color Quartz crystals. The “gwindel” structure is easily seen. The specimen base is totally recrystallized, up to the point to preserve the full transparency.
The specimen is with the original label from the Bonisoli collection (Torino, Italy). We will send the label to the buyer.
Glacier de l'Argentière, Mont Blanc Massif, Chamonix, Haute-Savoie, Auvergne-Rhône-Alpes  France (±1985)
Specimen size: 11 × 6.8 × 3.7 cm = 4.3” × 2.7” × 1.5”

Price: [SOLD]
Smoky Quartz Gwindel.
RL96H9: Smoky Quartz Gwindel
Some groups formed by subparallel growths of prismatic crystals are referred to as gwindels. In this one the smoky color is not deep but the crystals are clear and bright. The locality is a classic for an Alpine gwindel.
Göscheneralp, Göschenen Valley, Uri  Switzerland
Specimen size: 6.5 × 4.5 × 6.8 cm = 2.6” × 1.8” × 2.7”

Price: [SOLD]
Smoky Quartz gwindel.
RV46H8: Smoky Quartz gwindel
A classic Alpine gwindel, Swiss in this case. The color is deep smoky and it is enhanced by the extreme transparency and luster of the sample. It is free of damage because the lower side is a neat contact.
Val Giuv, Tujetsch (Tavetsch), Vorderrhein Valley, Grischun (Grisons; Graubünden)  Switzerland (±1980)
Specimen size: 3.9 × 3.9 × 1.5 cm = 1.5” × 1.5” × 0.6”

Price: [SOLD]
Smoky Quartz Gwindel with Chlorite.
RC47H7: Smoky Quartz Gwindel with Chlorite
Parallel aggregate with a slightly twisting (gwindel) The faces of the prism are neat and bright; meanwhile the rhombohedron is rough and matte due to Chlorite inclusions. The specimen entered the Folch collection through an exchange in 1947.
Drum Tobel, Sedrun, Tavetsch, Grisons  Switzerland (±1940)
Specimen size: 5.3 × 5.2 × 2.7 cm = 2.1” × 2.0” × 1.1”

Price: [SOLD]

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