Western Alps: Cleft minerals from Switzerland and France
16-133 - Hematite & Adularia - 180 €
Kleines Furkahorn, Furkapass area, Goms, Wallis, Switzerland
Size: 17 x 12 x 8.5 cm
Numerous iron roses up to 13 mm diameter grown accompanied by adularia on granite matrix.
Hematite & Smoky Quartz - sold
Etzlital, Maderanertal, Uri, Switzerland
Size: 8,5 x 3,5 x 3,5 cm
Lustrous iron rose of 3 cm width accompanied by a small group of smokies on granite matrix. Older find (before 2000) of the Swiss Strahler Xaver Gnos (Amsteg). The specimen comes out of the Lutz Püschel collection (Weinheim, GER), who once got it directly from the finder.
Rock Crystal - sold
Piz Regina, Lumbrein, Lugnez valley, Graubünden, Switzerland
Size: 34 x 30 x 19 cm
Huge specimen from the renowned cleft at Piz Regina worked by Alfons Derungs und Michael Flepp in 2000-2004. Impressive chisel quartz towering above a body mainly built-up of dense, faden-like aggregates of lustrous rock crystals. The main crystal has a width of 12.5 cm and a height of about 14 cm. Please note that the notch in the topmost edge is a natural growth feature, there is only a small and inconspicuous chip close to it. Some minor ruptures among the rock crystals of the specimen body. Comes with the metal stand seen in the images.
Rock Crystal - sold
Blinnenhorn, Nufenen pass area, Wallis, Switzerland
Size: 30 x 23 x 7 cm
Large group of lustrous rock crystals grown in transitional habit and partially developed doubly terminated. A fine coating or inclusions of iron oxide at part of the crystals adds a brown-reddish hue. Individual crystal size up to 7 cm. The backmost crystal has a rupture at the tip and one crystal broke off at the base. You can furthermore find small chips at some crystals and inconspicuous ruptures at the periphery, but altogether the specimen has a very intact and balanced appearance.
Smoky Quartz Gwindel - sold
Vorderes Galmihorn, Bächi Valley, Reckingen, Grafschaft, Goms, Wallis, Switzerland
Size: 14 x 10 x 7.5 cm
Smoky quartz specimen of great composition with a large Gwindel attached to a dominant prismatic crystal. The Gwindel exhibts a distinct twist (see video) and is free of significant damage: the right-hand side used to be attached to the cleft wall and is fully rehealed. The main crystal holds some internal cracks in the rhomb section and an inconspicuous nick at the tip, but also water-clear portions. Both Gwindel and main crystal show very good luster.
Fluorite, Smoky Quartz & Adularia - sold
Vorderer Zinggenstock, Zinggenstöcke, Oberaar lake area, Grimsel area, Hasli valley, Bern, Switzerland
Size: 12.5 x 9 x 5 cm
Several pink fluorites, some of them coated with chlorite, with smoky quartz and adularia crystals on leached granite matrix. The fluorite exhibits a multifaceted surface structure from octahedral sub-entities, which is the typical habitus for the locale. The largest fluorite measures 13 mm tip-to-tip. The main smoky quartz crystal was repaired close to the bottom, two minor quartz crystals at the left edge of the specimen are broken.
Fluorite - sold
Dürschrennen cave, Alpstein Massif, Appenzell-Innerrhoden, Switzerland
Size: 7.5 x 6.5 x 4 cm
Representative specimen from a classic Swiss locality, where trespassing is strictly prohibited nowadays. In part freestanding fluorite cubes up to 10 mm edge length with bevelled edges as rhombic dodecahedral growth modification. The crystals are translucent and exhibit the typical green-blueish color.
Hematite & Rutile - sold
Cavradi gorge, Val Curnera, Tujetsch, Vorderrheintal, Graubünden, Switzerland
Size: 4.5 x 4.5 x 3 cm
Hematite blades of mirror luster with red rutile crystals on a quartz crystal fragment. The dominant massy blade has a thickness of 5 mm. The small foremost blades are broken at the right-hand side.