Rock Crystal & Calcite - sold
Kleiner Hexenkopf, Mailfrosnitz, Frosnitztal, Osttirol, Austria
Size: 22 x 16 x 10 cm
Massy group of rock crystals with turquoise schist inclusions accompanied by reddish-white, dull calcite scalenohedra on matrix. The rock crystals measure up to 3 cm in diameter. Several contacts and ruptures from frost and tectonic activity.
Faden Quartz - sold
Size: 10 × 5.6 × 4.8 cm
Unusual cluster of lustrous faden quartz consisting of a main faden quartz and several side cars. The quartz has a slight smoky hue. There are some nicks at the main termination, bottom is fully rehealed.
Lustrous golden pyrite cube. The crystal is somewhat corroded but free of significant damage.
Rock Crystal - sold
Size: 7.5 × 6.5 × 2.2 cm
Pair of lustrous rock crystals with mainly very clear bodies forming a very attractive assembly. The crystals are grown in the transitional habitus typical for this classic Austrian locale. Some siderite and ilmenite aggregates are attached or included. Both rock crystals have minor nicks at their tips.
Magnetite - sold
Kollergraben, Lärcheltini area, Binn valley, Wallis, Switzerland
Size: 5.5 x 3 x 2.5 cm
Highly lustrous magnetite octahedron of 7 mm width on gneiss matrix covered with small adularia and mica crystals. There is a small chip on the top-right corner of the magnetite.
Rock Crystal - sold
Binner Galen, Binn, Binn valley, Wallis, Switzerland
Size: 16 x 14 x 9.5 cm
Group of water-clear and highly lustrous rock crystals with some associated pericline. The rock crystals exhibit typical Binntal habit and measure up to 5 cm in length. The matrix was cut at the bottom. No significant damage.
Chalcophyllite on Malachite - sold
Rancagua, Cachapoal Province, Libertador General Bernardo O'Higgins Region, Chile
Size: 11.5 x 6.5 x 5 cm
Exceptional locality specimen of this rare Cu-species. Numerous cluster of teal-blue chalcophyllite blades on massy malachite aggregates with some sprays of azurite adding colour contrast. The backside of the specimen is cut. Ex R. A. Bideaux collection.
Agate - sold
Size: 10 × 7.5 × 4 cm
Polished cross-section of an agate filled amygdule from a remote locality. The agate core extends to the backside of the amygdule and can thus be illuminated with backlight (second image).
Fluorite & Rock Crystal - sold
Size: 6.1 × 4.8 × 2.1 cm
Two turquois-green fluorite octahedra of up to 13 mm tip-to-tip on a bed of short-prismatic rock crystals. No significant damage.
Rock Crystal - sold
Großer Hexenkopf, Kleinitz Alp, Timmelbach valley, Prägraten, Virgen valley, East Tyrol, Tyrol, Austria
Size: 17 x 14 x 8.5 cm
The rock crystals measure up to 7 cm length and 2.5 cm diameter. They exhibit good luster and clarity and some have turquois rhomb faces from schist inclusions. There are some ruptures at the peripheral base and the two crystals on the right hand side in image #2 have contacts at their tips. The bottom side of the matrix holds marks of the chisel used to cut it off the cleft wall.
Rock Crystal - sold
Großer Hexenkopf, Kleinitz Alp, Timmelbach valley, Prägraten, Virgen valley, East Tyrol, Tyrol, Austria
Size: 15 x 14 x 10 cm
Rather filigree group of rock crystals on thick quartz matrix. Crystal size up to 5 cm with 1.5 cm diameter. There are some small crystals broke-off in the central part of the specimen (probably due to frost) and 2 larger crystals with broken tips along the border.
Lustrous epidote crystal with well developed termination and on matrix. The epidote exhibits high translucency (image 3 backlit) and thus distinct pleochroism. The bottom half of the crystal is slightly bent, which is a typical feature of Knappenwand epidote reflecting interrupted growth history. No repair!
Smoky Quartz - sold
Size: 7 × 3.9 × 3.1 cm
High quality smoky quartz with very good color, luster and clarity. The main crystal is doubly terminated with some side cars on a small piece of white granite host rock. No significant damage.
Hematite, Rutile & Adularia - sold
Pizzo Lucendro, Lucendro Valley, Central St Gotthard Massif, Leventina, Tessin, Switzerland
Size: 13 x 11 x 9 cm
Hematite iron roses up to 2 - 2.5 cm diameter on glossy adularia. The iron roses are free of significant damage and partially carry some rutile crystals.
Phantom Quartz - sold
Piz Regina, Lumbrein, Lugnez valley, Graubünden, Switzerland
Size: 16 x 12 x 7 cm
Extraordinary group of phantom quartz crystals from the renowned cleft at Piz Regina worked by Alfons Derungs und Michael Flepp in 2000-2004. The deep grey phantoms and colouring stem from grey shist inclusions. The specimen is richly covered with crystals on both sides with the dominant, doubly terminated crystal measuring 10.5 cm. There are several contacts and broken tips across the specimen, which accounts for the moderate price of this truly remarkable specimen.
Quartz Scepter on Smoky Quartz - sold
Choëx-Massongex quarry, Massongex, Val d'Illiez, Monthey, Wallis, Switzerland
Size: 4.5 x 3.5 x 3.5 cm
Group of lustrous rock crystals including a 30 mm long scepter grown on a smoky quartz fragment. Two of the smaller rock crystals broke off.
Quartz with Siderite - sold
Schin gorge, Thusis, Domleschg, Hinterrhein valley, Graubünden, Switzerland
Size: 14 x 11 x 6 cm
Group of limonite colored rock crystals with numerous spherical siderite aggregates. Floater piece with crystallized bottom. The largest crystal has a rehealed contact on the tip, one satellite with a nick.
Smoky Quartz & Adularia - sold
Size: 4.7 × 4.7 × 2.7 cm
Lustrous smoky quartz crystals with glossy adularia, some greenish chlorite at the backside only. No significant damage.
Azurite and Malachite - sold
Christiana Mine, Lavrion District, Attikí Prefecture, Greece
Size: 78 x 48 x 37 mm
Oldtimer from now defunct Lavrion mining district. Azurite and malachite patches on a piece of karst matrix.
Hematite, Rutile & Rock Crystal - sold
Cavradi gorge, Curnera valley, Tujetsch, Vorderrhein valley, Graubünden, Switzerland
Size: 7.3 x 6.3 x 5.7 cm
The grand Cavradi trio: stacked hematite blades with epitaxial rutile on a group of rock crystals. The main hematite aggregate measures 20 mm in width. There are some minor contacts on the quartz, but no conspicuous damage.
Smoky Quartz & Adularia - sold
Size: 8.7 × 4.5 × 3.5 cm
Very lustrous and clear smoky quartz. The paragenesis with chlorite-dusted adularia is most typical for Innergschlöss. Rehealed bottom and somewhat rough at the tip, but in overall very good condition. Found by the Austrian collector Obkircher Gottlieb.
Magnetite & Rutile - sold
Kollergraben, Lärcheltini area, Binn valley, Wallis, Switzerland
Size: 7 x 3.5 x 2 cm
Complex rutile twin of 5 mm height and magnetite octahedron of 4 mm edge length on mica coated gneiss matrix. Both crystals show bright metallic luster and are free of significant damage.
Epidote & Byssolite - sold
Size: 4 × 2 × 1 cm
Filigree floater of lustrous and translucent epidote crystals with some minor byssolite. The topmost crystal has a visible repair in its lower section.
Emerald - sold
Size: 8.9 × 7.8 × 7.1 cm
Emerald crystal of 13 mm in typical silvery mica schist matrix.
Amethyst sceptre head with zones of rather intense color saturation. Unfortunately, there is a nick at the very tip and a rupture at the rhomb face pointing backwards.
Rhodochrosite, Sphalerite & Pyrite - sold
Size: 3 × 1.9 × 1.9 cm
Rose-colored aggregates of rhodochrosite and bright pyrite clusters on rough sphalerite matrix.
Wolframite, Muscovite & Smoky Quartz - sold
Size: 4.7 × 2.7 × 2.7 cm
Rich paragenesis from the Kara-Oba tungsten deposit. Wolframite in combination with high-quality smoky quartz and clusters of bright ochre-yellowish muscovite.
Almandine garnet crystal of blood-red color, which is revealed when backlit (images 1 - 3).
Rock Crystal, Adularia - sold
Size: 7.4 × 2.8 × 2.1 cm
Water-clear and highly lustrous rock crystal - this is just the crystal quality the Rauris valley is so famous for. A limonite coated cluster of adularia is ingrown at the front side. The bottom of the rock crystal is fully rehealed, some edge wear in the tip region.
Smoky Quartz - sold
Wanni glacier, Kriegalp valley, Binn valley, Wallis, Switzerland
Size: 8.2 × 3.7 × 3.4 cm
Chocolate brown smoky quartz on gneis matrix. Small nicks at the tip of the main crystal.
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