A beautiful, deep purple stepped Fluorite specimen from the Denton Mine in Illinois. This large piece has lighter purple, almost clear in one area, zoning near the very bottom, transforming to deep purple zoning throughout the rest of the piece. Exceptional piece and in...

This is a huge specimen of lustrous, highly translucent purple cubic Fluorite. The crystals exhibit spectacular stair-stepped growth patterns that are commensurate with the overall size of the piece. There are a few nicks that are pretty insignificant on a piece this size -...

This large piece features botryoidal translucent purple Fluorite with a soft, almost silky luster. The main face is quite stunning, but almost as stunning are all of the parallel cavities that are likewise coated with the same botryoidal purple Fluorite. You could examine this...

A large, beautiful plate of purple Fluorite cubes with a nice satin luster. The cubes are a reasonably large with numerous crystals showing stair-stepped crystal growth. This is a really aesthetic specimen in excellent condition. Location: Da Li, Yueng nan, China Size: 13.5 x 9 x...

A very large, beautiful plate of purple Fluorite cubes with a nice satin luster. The cubes are a reasonably large with numerous crystals showing stair-stepped crystal growth. This is a really aesthetic specimen in excellent condition. Location: Qinglong, Guizhou, China Size: 15 x 12 x 5...

A large, aesthetic specimen hosting three highly translucent, green octahedral Fluorite crystals with purple outer zones on white Quartz with a translucent green Fluorite base. The Quartz has been dissolved to expose the Fluorite crystals which are all complete and pristine. The contrast is excellent,...

This is a stunning piece featuring an intense deep purple stepped Fluorite crystal perfectly set on a matrix of microcrystalline Quartz from the famous Zogno mine (known locally as Camissinone mine), Bergamo, Italy. Upon closer inspection you’ll see multiple miniature Fluorite crystals scattered throughout...

This specimen features well-defined 2nd generation purple/grey Fluorite cubes over a previous crystalline mass of 1st generation green Fluorite. What makes this piece particularly attractive is that the 2nd generation of Fluorite has left a few windows into the 1st generation of Fluorite, creating...

A superb, very large specimen hosting numerous stepped cubo-octahedral Fluorite crystals. The Fluorite crystals are a unique blue-purple color, incredibly lustrous and transparent, and perfectly spaced throughout the piece. Then there is a subsequent overgrowth of miniature white-to-colorless Quartz crystals covering the entire matrix...

This very large piece is a great representative specimen from the famous Rogerley Mine, UK locality, specifically the Diana Maria Mine. The crystals are transparent, lustrous and gemmy green, completely covering the interior of numerous cavities, making for great aesthetics and an amazing show...

This extra-large piece is a great representative specimen from the famous Rogerley Mine, UK locality. The crystals are transparent, lustrous and gemmy green, practically covering the entire matrix. I especially like the numerous cavities that are filled with Fluorite crystals. The crystals are in...

This piece is a great representative specimen from the famous Rogerley Mine, UK locality. The crystals are transparent, lustrous and gemmy green, with many twinned, covering the front and center of the contrasting matrix. The crystals are grouped nicely and aesthetically and are accompanied by...

This large piece is a great representative specimen from the famous Rogerley Mine, UK locality. The crystals are transparent, lustrous and gemmy green, practically covering the entire matrix. The crystals are in perfect condition and many are twinned. Location: Rogerley Mine, Frosterley, County Durham, England...

This piece is a great representative specimen from the famous Rogerley Mine, UK locality. The crystals are transparent, lustrous and gemmy green and are nicely grouped on the center of the matrix, and many are twinned. Overall in excellent condition. Location: Rogerley Mine, Frosterley County,...

This large piece is a nice representative specimen from the famous Rogerley Mine, UK locality. The crystals are transparent, green and lustrous, covering the majority of the matrix, and many are twinned. There are a few very minor dings, but they don’t detract at...

This a large and beautiful specimen of lustrous, transparent to translucent yellow cubic Fluorite with purple zoning from the famous Minerva #1 Mine in the Cave-in-Rock District, Hardin county, Illinois. The core of these Fluorite cubes is a honey-yellow with a thin zone of...

This is a superb piece featuring a perfect hemisphere of highly translucent yellow Fluorite in a Quartz lined vug. Even the vug itself is translucent. Amazing contrast, luster and symmetry. There are not many specimens like this around that are this clean and damage...

This is a superb and unique piece featuring a large, complete and perfect spherical formation of highly translucent yellow Fluorite on a plate of lustrous Amethyst Quartz crystals. Yellow Fluorite spheres of this quality and size are very hard to find, let alone sitting...

This is a superb and unique piece featuring a large, complete and perfect spherical formation of highly translucent yellow Fluorite on a plate of lustrous Amethyst Quartz crystals. Yellow Fluorite spheres of this quality and size are very hard to find, let alone sitting...

This is a superb and unique piece featuring two complete and perfect spherical formations of highly translucent yellow Fluorite on a vertical plate of lustrous Amethyst Quartz crystals. Yellow Fluorite spheres of this quality and size are very hard to find, let alone sitting...

A really interesting, lustrous and aesthetic piece featuring numerous large, highly translucent, lustrous golden yellow intersecting Fluorite cubes coated with a colorless Quartz druse. The entire piece is translucent, and when backlit it is amazing! A beautiful piece in excellent condition.  Location: Mibladen, Atlas Mountains,...

A plate of light-brown Chert hosting several sharp cubic Galena crystals, including a few miniature Galena crystals on the bottom of the matrix. An excellent specimen from the now-closed mines of Picher, Oklahoma. Location: Picher, Ottowa County, Oklahoma, USA Size: 10.5 x 7 x 3.5 cm...

A very aesthetic piece featuring a complex cluster of intersecting, brilliant-metallic Galena crystals perched perfectly on top of the matrix. Beautiful luster, contrast and symmetry. A great piece in excellent condition. Location: Tri-State Mining Area, Galena, Illinois, USA Size: 7.2 x 6.5 x 3 cm

This is a superb specimen of cuboctohedral (cubic with octahedral corners) Galena from the Gidiursko Mine, Bulgaria. The Galena crystals from this mine are often sharp with a brilliant, metallic/mirror-like luster. Add to that numerous radiating clusters of contrasting, transparent, colorless needle-Quartz and you...

Garnets are found in metamorphic rocks, and this particular piece hosts a large and striking Garnet crystal with large and well-defined crystal faces, along with numerous small Garnet crystals scattered throughout the piece. This piece is eye-catching with great contrast and a large, well-defined,...

This is a very unique specimen: An elongated cluster of brown Calcite crystals pseudomorphed after Ikaite. The Calcite chemically replaced the mineral Ikaite while retaining the crystal shape of the original Ikaite. Although not an official name, this particular specimen/pseudomorph is referred to as...

This is a very unique specimen: A spherical cluster of brown Calcite crystals pseudomorphed after Ikaite. The Calcite chemically replaced the mineral Ikaite while retaining the crystal shape of the original Ikaite. Although not an official name, this particular specimen/pseudomorph is referred to as...

This is a very unique specimen: A spherical cluster of brown Calcite crystals pseudomorphed after Ikaite. The Calcite chemically replaced the mineral Ikaite while retaining the crystal shape of the original Ikaite. Although not an official name, this particular specimen/pseudomorph is referred to as...

Gold on white Quartz. The Gold is visible to the unaided eye and contrasts nicely with the white Quartz. Gold specimens from Ireland are highly sought after and thus difficult to find. Location: Benlugmore, Bohaun, Galway County, Connacht, Ireland Size: 6.8 x 4 x 2.5 cm...

Bright yellow-metallic Gold on white Quartz. The Gold is easily visible to the unaided eye and contrasts beautifully with the white Quartz. Gold specimens from Ireland are highly sought after and thus difficult to find. Location: B Vein, Lecanvey Prospect, Croagh Patrick, County Mayo, Ireland...