"Little tree" CALCIT This special designation is due to the branched,...

Depending on the accompanying minerals in the fissures, rock crystals often...

Very rare to see ! So called " ERZMAUS" , so that...

Description for Art. RO - 017 This piece: Weight 830...

JASPACHAT - is a combination of -JASPIS with ACHAT ....

Sog. HILDEDARD Jasper is a jasper VARIETY with parts of ACHAT....

A beautiful piece from an old lot from a famous...

In the case of OPALS, a distinction is made between EDELOPALS and...

LEMONQUARZES are crystals that are characterized by microscopic inclusions of...

SELENIT is a variety of the mineral GIPS, of high purity."...

Almost 2 kilograms of rough stone " MOOSACHAT " from the...

"MOOSACHT" is actually NOT an ACHAT - but a colorless CHALCEDON...

"MüCKENSTEIN" or the English term "Mosquito Stone" is a DENDRITE...

ORCHID CALCITE " is a reddish CALCITE with embedded...

Large smoky quartz step with many crystals up to 4 cm long with...

"PUDDINGSTEIN" is a rock with rounded FIRESTONE FRAGMENTS, which are characterized by...

The name "REGENWALD" RHYOLITH is, as with many stones, a...

Radiant ACTINOLITH which gets its green color from CHROM and...

Detailed description see item: TITEA SINGULARIS Weight of this piece:1,12...

VARISCITE or "UTAH TüRKIS" or UTAHLITH is a mineral that...

Under the imaginary name " ZITRONEN CHRYSOPRAS ", a special...

"ARTISCHOCKEN" quartz = MOUNTAIN CRYSTAL with compact crystals and multiple end faces....

Rare. attractive - unusual. Black DENDRITEN" little trees" in snow-white CALCIT....

RARELY SEEN ! DENDRITE CALCITE also called "little tree" CALCITE....

Mighty, deep black TURMALINE CRYSTALS with grown head - end faces -...

Coarse hematite - RED IRON STONE - Fe2O3 Steel gray and heavy. From...

"CRACY LACE" CALCIT with attractive drawings - similar to the CRACY...

TOP COLLECTOR PIECE One of the BEST Herkimer steps. As "Herkimer...

JASPIS Multicolored with CHALCEDON -ACHAT parts Other name is JASPACHAT...

Very beautiful yellow-red jasper with small agates as a rough stone. The...

RESERVED: First class STONY BONEFISH - KNIGHTIA approx. 55 million years old...

Very decorative sphere, hand-cut and polished in Madagascar. Material:...

"MOOSACHAT" rough stone moss agate is mineralogically speaking NOT agate but CHALCEDON...

Large "MOOSACHAT" rough stone. The quotation marks next to the name are because...

Large top fluorite specimen FLUORITE - CaF2 - Cubic crystal system...

SMOKE CRYSTAL STAGE with "PHANTOM CHARACTERS" in the crystals. SMOKE CRYSTALS are monocrystalline...

Beautiful SMOKE QUARTZ STAGE with darker growth patterns in the crystals, the...

Beautifully cubic PYRIT crystals with typical waxy grooves - some of the surface...

Due to IRON OXIDE - RED colored quartz step from the ORANGE RIVER...

RED MOUNTAIN CRYSTALS The crystals contain a proportion of GOETHIT, which...

Dove-blue, translucent CHALCEDON veins in brown SIDERIT xx (=iron ore =...

AMETHYST - KAKTUSQUARZ Boekenhouthock in Bushweld , Pretoria is the...

First-class raw piece of mookaite - very compact, great for grinding and...

TOP specimen Clustery, spherical PREHNIT xx crystals on coarse volcanic rock...

First-class SODALITH rough decorative stone with intense blue tones and white CALCITE -...

BARYT - HEAVY SPAT step, richly studded with tabular, transparent crystals...

From an old find in the HOCH ANDEN. BERGKRISTALL xx -...

Rock crystal step , transparent , brilliant , beautiful end faces . From...

CHRYSOKOLL Secondary COPPER mineral, of the silicate class with the chem...

Large single point BERGKRISTALL - at the crystal base still some smaller...

First-class RHODONITE - polished slab on both sides with black manganese rind...

Very beautiful ACHATJASPIS Brown jasper with beautiful ACHATEN from the...

First-class BERGKRISTALL step with beautifully clear and brilliant crystal tips. This...

Very beautiful malachite cut with wonderful light-dark drawings. RUASHI mine...

First-class malachite - polished on one side above the stalagtites. Beautiful "eyes"...

Very beautiful malachite - hand polished, circular banded light-dark pattern...

First-class hand-polished malachite with excellent color. MUSONOI Mine - KOLWEZI...

First-class crystal step - PYRIT xx with high-gloss SPHALERIT xx. This...

Very beautiful HALIT/STEINSALZ step with perfect, undamaged SELENIT crystals with the...

Outstanding step with dominant, high-gloss PYRIT crystals in a BERGKRISTALL...

Tiger iron is not a single mineral but a mixture of different minerals.

Fine tiger iron - large decorative stone - also attractive as a paperweight...

Weight : 440 g Dimensions: 12 x 9 x 8...

5 pieces of raw SUGILITHE in MANGANERZ. - B QUALITY! From...

First-class LABRADORIT, ground and polished all round Fascinating inteference colors, depending on the...

AMETHYST xx - Quality AA EXTRA Intensive NATURAL COLOR ( NOT...

Deep purple NATURAL COLOR ! Quality - AA EXTRA AMETHYST xx on...

Very nice malachite from the RUASHI MINE in Lubumbashi -...

First class PYRIT grade from the famous HUANZALA mine in the...

Incredible quartz step with clear, transparent BERGKRISTALL tips with undamaged end faces...

Super beautiful DEKO DISPLAY AAA LABRADORIT , first-class polished all round, with...

Very beautiful, unusual natural ACHAT, sawn and polished on one side Attractive,...

Large agate slab polished on both sides with great patterns and a center cavity...

Very nice living room or office DECOR. ACHAT bulb half - POLISHED...

Large ACHATKNOLLEN half - POLISHED front with sawn base -...

Beautiful ACHAT plate from ARTIGAS - URUGUAY Exterior gray and...

Polished disk from a large ACHAT. Natural color ! Photos tw....

Thin slab of a whole ACHAT tuber - polished on both sides. Natural color...

Slightly thicker slab of a whole ACHAT tuber from ARTIGAS URUGUAY...

Beautiful ACHAT plate - black CHALCEDON ONYX edge natural color -...

Beautiful rough stone of the jasper variety ACHATJASPIS or JASPACHAT. The name...

ACHAT Jasper or JASPACHAT Beautiful jasper with ACHAT from the...

Beautiful natural-colored ACHAT from Rio Grande do Sul in BRAZIL....

Very large, decorative plate made from an ACHAT tuber. Natural colors -...

Beautiful, large ACHAT tuber disc in natural colors - polished on both sides. ARTIGAS...

First-class, natural-colored slab of an ACHAT tuber ARTIGAS - URUGUAY 2...

Scvhöne plate from a whole ACHAT tuber natural color ! -...

Large ACHAT plate, polished on both sides. NATURAL COLOR ! The black edges...

Super nice, large ACHAT plate - NOT FORGED ! Black ONYX...

Super nice ACHAT plate - natural color ! Polished on both sides - 2...

Rough stone ACHATJASPIS or also called JASPACHAT with beautiful colors and...

Decorative ACHATJASPIS, rough stone. Brown - yellow colored, microcrystalline jasper with...

Very nice ACHATJASPIS or JASPACHT

ACHATJASPIS or JASPACHAT or for the esoterics - HILDEGARDJASPIS Colorful...

Very interesting ACHAT jasper from an old lot. Light brown jasper...

ADULAR xx = High alpine FELDSPAT cleft - variety - with...

High alpine ADULAR xx partly overgrown with CHLORITE Crystal wall in the Groflvenediger area...

ADULAR xx a FELDSPATVARIETY , is a typical high alpine fissure mineral....

AEGIRIN - Sodium iron silicate mineral from Mt. Malosa - MALAWI AFRICA...

AEGIRIN crystals on an ORTHOCLAS feldspar crystal. High-gloss xx from the...

Interesting crystal specimen. Deep black AEGIRIN xx white ORTHOKLAS xx and...

Deep black AEGIRIN xx crystals and white ORTHOKLAS xx and brown...

Beautiful small step from Mt. Malossa in MALI AEGIRIN xx with...

AEGIRIN on RAUCHQUARZ xx Mount Malosa - MALAWI - AFRICA...

AEGIRIN xx Very beautiful CLUSTER with many tangled AEGIRIN crystals...

Very nice small specimen. AEGIRIN xx with orthoclase feldspar . AEGIRIN...

1A AEGIRIN grade. AEGIRIN is a rarely occurring mineral from the...

Super AEGIRIN step with countless, deep black shiny crystals. With good...

Interesting grade for collectors. Black AEGIRIN xx with white ORTHOKLAS...

Interesting paragenesis of a relatively rare mineral AEGIRIN xx long prismatic, deep black...

Beautiful large piece of AKTINOLITH GARBENSCHIEFER from the Niedere Tauern in...

Very nice ALPINE AKTINOLITH STUFE from the ZILLERTAL. Abundant, shiny, black-green...

Crystal specimen from the High ATLAS covered with abundant ALBIT feldspar crystals....

GRANAT - Var..: ALMANDIN xx on light-colored mica schist bedrock. Found...

Extra large ALMANDIN - melanite mixed crystal, in the center in a...

ALMANDINE GRANETS with edge translucent RED CRYSTALS. The step is NOT,...

Beautiful GRANATSTUFE - ALMANDIN xx - first-class crystals with a...

High-alpine ALMANDIN xx in GLIMMERSCHIEFER and snow-white quartz The ALMANDIN...

ALMANDIN GRANAT xx on mica schist. Gaisbergferner - ötztal Tirol. Great...

AMAZONITE specimen with smoky quartz on pegmatite matrix Amazonite from this locality...

AMAZONITE xx with smoky quartz on pegmatite Pikes Peak - Colorado...

AMAZONIT step from a world-famous site. PIKES PEAK - PLATE...

AMAZONIT xx with SMOKE SQUARCE on PEGMATIT small stage from the famous...

AMAZONITE xx with SMOKE QUARTZ MICROCLINE - FELDSPAT with beautiful "turquoise color"...

Remnant of a lot that we bought many years ago from the...

Deep violet (natural color !) AMETHYST xx on natural ! Mother rock quality...

On special customer request ! 3 first class African AMETHYSTE quality AAA...

Cross section, polished, through an AMETHYST double stalagtite. Artigas Uruguay Weight:...

Very large Amerthys

Slice of an AMETHYST stalactite - polished on one side. Artigas Uruguay Weight:...

Attractive single crystal AMETHYST with AMETRINE components in the tip. Ametrine is...

The world's best natural colors - Deep violet - Nature ACHAT Matrix AMETHYST...

Super beautiful, intense dark purple AMETHYST xx with CHALCEDON Nature Matrix (...

Deep purple AMETHYST of AA Extra quality - natural color ! ACHAT...

The Kaiserbach valley in HUNSRÜCK (mountain range between IDAR OBERSTEIN and the...

Light violet AMETHYST crystals on quartz rock KABWE - SAMBIA -...

Beautiful, deep purple AMETHYST xx on natural CHALCEDON Matrix quality AA...

AMETHYST AA Extra from the BECKER mine in ARTIGAS URUGUAY...

Top amethyst specimen with a large, perfect calcite crystal, highly lustrous with 2....

AMMOLITH is the protected name of Iridescent - opal-like AMMONITES...

AMMOLITES are the iridescent - edelopal-like AMMONITES from the Cretaceous....

AMMONITE - CERATITES - hand-sanded and polished to...

AMMONITES were creatures that lived in coastal waters and lived over...

ANDALUSITE is a mineral from the METAMORPHITE group. Freestanding...

ANHYDRITE = CaSO4 was only found in the extensive Bleiberg mining district in...

ANHYDRITE from the MOOSEGG - GOLLING Nuir site very rare...

The following names are also commonly used for ANTIMONITE : ANTIMONGLANZ...

ANTIMONITE xx Highly lustrous ANTIMONITE crystals on ANTIMONITERZ Other names for...

ANTIMONIT xx other names are: ANTIMONGLANZ, GRAUSPIESERZ or STIBNIT high-gloss...

RESERVED:! Very nice ANTIMONITE step - in such a quality hardly any other...

From the former ANTIMON mine in BURGENLAND ANTIMONIT xx on...

ANTIMONIT xx - other names STIBNIT; ANTIMONGLANZ, GRAUSPIESERZ Rare piece...

ANTIMONITE STAGE - Radial ray crystals - metallic GRAY-SILVER Location: Atlas...

ANYOLITH = Green ZOISITFELS with black AMPHIBOL and red RUBIN....

APOPHYLLITE is a mineral from the AMPHIBOL group. It is found...

Very nice, transparent AQUAMARIN crystal with very good color. This...

White, grape-like ARAGONITE xx on gray SLIDE. Found in the...

From an old collection - grape-like ARAGONITE sinter formation from the Erzberg...

Gray-white,grapey ARAGONITE with small free standing crystals . Locality: KATSCH in...

Calcium silicate rock column filling with beautiful white, long-needled ARAGONITE CRYSTALS,...

The mineral ARAGONITE.... was rather rare to find in BLEIBERG

First-class piece of petrified wood from the famous Petrified Forest in Arizona....

Petrified WOOD - with beautiful, typical Arizona RED/YELLOW colors. Very...

From the currently best-known quartz deposit in the world. First-class BERGKRISTALL...

Monocrystalline quartz of the BERGKRISTALL variety. Beautiful, interesting BERGKRISTALL specimen -...

Made according to special templates from Austria. For a special reason,...

The first place where TYPLOKALITY was found is DOBROVA - UNTERDRAUBURG , in the outermost...

Solid COPPER as a nugget with a high-gloss polish on one side.this is the...

AMETHYST xx on natural ACHAT Matrix - deep violet natural color !...

FIRST CLASS CRYSTAL GRADE ! BERGKRISTALL Var. ARTISCHOCKENQUARZ Short prismatic quartz crystals tw....

AURIPIGMENT or ARSENBLENDE is an ARSENSULFID that despite its...

Very beautiful BOULDER EDELOPAL rough stone with SPOTS, depending on the incidence of light....

Raw boulder EDEL OPAL on sandstone matrix QUILPIE OPAL FIELDS -...

Very large, super beautiful BOULDER EDELOPAL . The gel-like OPAL surfaces on the...

AUSTRALIAN EDELOPAL - BOULDER rough stone - underside cut surface Very beautiful...

These OPALE come from Queensland in Australia. Weight: 325...

Raw piece - BOULDER OPAL. Mother rock with blue OPAL ADERS. Queensland...

Very beautiful EDELOPAL rough stone from Australia BOULDER OPAL with white-bluish...

Schooner, raw Australian EDEL OPAL The OPAL is on the...

Australian EDELOPAL - rough stone Beautiful colored OPAL on and as veins...

Boulder EDEL OPAL - Australia QUILPIE OPAL FIELDS QUEENSLAND Weight:...

from the QUILPIE OPAL FIELDS in SOUTH WEST QUEENSLAND Raw...

Australian EDELOPAL with " GREEN FIRE " . BOULDER OPAL...

Australian EDELOPAL RAW STONE BOULDER OPAL = matrix opal With the OPALS...

Very beautiful BOULDER OPAL - rough stone all around the OPAL...

Beautiful EDELOPAL with TWO OPAL surfaces on the ferrous sandstone...

Intense blue of the small AZURITE crystals with green malachite ....

Small specimen from a find from before 1970. AZURIT xx...

Deep blue AZURITE CRYSTAL CLUSTER - crystals columnar-tabular. on a dark blue AZURITE =...

AZURIT crystal cluster Weight: 170 g Dimensions:7 x4 x 3 cm

From the former copper mining in Pöllan - Drautal Beautiful specimen...

AZURITE xx and malachite Both COPPER minerals, which are often...

Genuine JADE - NEPHRITE, green rough stone - cut on one side, slightly...

BARYT xx - HEAVY SPAT , typical tuft growth and "floret formation" with...

Rarely occurring, gray-colored BARYTE. The crystals of the HEAVY SPATE are...

BLEIBERGER BARYT xx Attractive BARYT step with beautiful crystal roses from...

Pink-colored BARYT xxx - Leafy crystals with malachite crystals on...

A piece of BLEIBERGER from an old collection, BARYT xx =...

Old specimen from the formerly famous Bavarian fluflspar district. BARYT xx...

Large step with many crystals from an already abandoned quarry...