Sparkling layer of rounded, bright pink Rhodochrosite crystal aggregates completely covering the dark-gray/black matrix. The luster, color and contrast is just amazing! In excellent condition. Location: N'Chwaning Mines, Kuruman, Kalahari Manganese Field, Northern Cape, South Africa Size: 4.7 x 1.5 x 3 cm

A very large and beautiful piece that features a prominent vein of Rhodochrosite in a matrix of Quartz, Silver Tetrahedrite, Galena and Chalcopyrite. The Rhodochrosite is translucent, the color is a classic reddish-pink and the rhombohedral cleavage can be clearly seen as result of...

A cluster of translucent white Quartz crystals hosting platy (lenticular), pink translucent Rhodochrosite crystals. The large, focal Rhodochrosite crystal is perfectly positioned in an open area within the Quartz crystals with smaller Rhodo crystals positioned perpendicular to it. A very aesthetic piece with exceptional...

A very aesthetic and colorful specimen featuring sparkling, translucent pink crystallized Rhodochrosite over translucent, clear to white microcrystalline Quartz on matrix. For an added bonus, there’s a cluster of cream-colored spherical aggregates of Calcite on the Rhodo. A beautiful and uncommon piece with great...

This is a fascinating piece - it features swirls of Rhodochrosite seemingly wrapped around miniature globular aggregates of sphalerite, all on a matrix of quartz. Many of the Rhodo crystal aggregates have an almost rosette-like formation. I had a little trouble capturing the pink...

Deep red, uncut, unpolished rough Rhodonite with dark-gray to black Manganese Oxide and a vein of green-gray, fibrous Cummingtonite crystals. Rhodonite is used extensively in the gem trade, and this particular piece can be cut and polished into gemstones or simply enjoyed and displayed...

Deep red, uncut, unpolished rough Rhodonite with dark-gray to black Manganese Oxide. Rhodonite is used extensively in the gem trade, and this particular piece can be cut and polished into gemstones or simply enjoyed and displayed for its natural beauty. Location: Minas Gerais, Brazil Size: 10...

An aesthetic specimen featuring numerous Rosasite spherical crystal aggregates coated by transparent, colorless Selenite crystals on a Dolomite Matrix. The result is a beautiful sparkly luster across the entire piece. A beautiful specimen in excellent condition. Location: Bou Bekker, Oujda-Angad Province, Morocco Size: 10 x 6.3...

A large vug of brown Limonite lined with lustrous clear Calcite on black Murdochite crystals hosting a handful of teal-blue, botryoidal clusters. Great color, contrast, size and luster. In excellent condition. Location: Mina Ojuela, Mapimi, Durango, Mexico Size: 13.5 x 9.5 x 7.5 cm

A large, beautiful specimen featuring a cluster of lustrous, transparent smoky Quartz crystals with thin, needle-like crystals of Rutile included inside the Quartz crystals. The large, focal smoky Quartz crystal has been polished on two of the six termination faces to allow greater visibility...

A fascinating specimen of golden Rutile “needles” emanating from dark, mirror-like metallic Hematite. This relationship between Rutile and Hematite is referred to as epitaxial growth. Epitaxy: Growing a crystal layer of one mineral (Rutile) on the crystal base of another mineral (Hematite) in such...

A very large, highly translucent, pristine crystal of golden Scheelite. This large octahedral crystal sits on a matrix of lustrous silvery Muscovite crystals and contrasts nicely with the matrix. There is also a second, smaller crystal of Scheelite of the same quality. A classic...

A large, lustrous black Schorl Tourmaline crystal perfectly set on contrasting white Albite. The Schorl is perfectly terminated and nicely striated, and you literally can’t get any better contrast. Great piece with excellent symmetry in excellent condition. Location: Skardu District, Shigar Valley, Pakistan Size: 8.5 x...

Several lustrous black Schorl crystals with Smoky Quartz crystals on well crystallized cream-colored Feldspar. Great contrast and luster, and some of the Schorl crystals are double terminated. A very aesthetic piece in very good condition. Location: Erongo Region, Namibia Size: 7.5 x 7 x 3.5 cm...

A beautiful and delicate spray of acicular, transparent, colorless to white Scolecite crystals on a base of dense Scolecite crystals. The contrasting direction of the upper cluster of crystals to the base is really eye-catching. A very aesthetic piece in great condition, especially given...

An aesthetic tapered cluster of elongated colorless-to-white Scolecite crystals. The crystals are transparent to translucent with glassy crystal faces. In excellent condition.  Location: Nashik District, Maharashtra, India Size: 14 x 3 x 3 cm

An aesthetic tapered cluster of elongated colorless-to-white Scolecite crystals. At the base there is a trio of smaller, diverging clusters which add a nice symmetry and dimension to the piece. The crystals are transparent to translucent with glassy crystal faces. In excellent condition. Location: Nashik,...

A radial spray of white, transparent to translucent Scolecite on a matrix of Basalt lightly coated with green Celadonite. Nice contrast, crystal formation and symmetry - in excellent condition. Location: Nashik, Maharashtra, India Size: 12 x 7 x 8 cm

A very large Geode lined with beige Heulandite crystals hosting several intersecting sprays of lustrous, colorless, highly translucent, acicular (needle-like) Scolecite crystals. Simply an amazing piece - the crystal formation, the luster, the contrast, the symmetry - it’s all outstanding. And being protected within...

This is a very large, unusual and rare plate of intergrown Mordenite balls. I simply haven’t seen anything quite like it. Mordenite is considered one of the rarer Zeolites, yet there’s still plenty around - but a plate like this - not so much....

A large, free-standing Geode lined with peach-colored Heulandite crystals hosting colorless transparent Scolecite crystals along with two clusters of beige Stilbite crystals. The Geode is tall, thin and deep, making for a very dimensional piece. Very aesthetic and in excellent condition. Location: Panvel, Raigad District,...

This is a classic specimen of red-orange radiating acicular Scolecite crystals coated with translucent colorless Chalcedony, creating this unique and beautiful sunburst look. An awesome specimen and great show piece! No damage. Location: Chandanapuri, Nashik, Maharashtra, India Size: 9 x 7.5 x 5 cm

This is a rare find for sure. This is a piece that features translucent colorless Chalcedony over acicular red-orange Scolecite. It’s a rare find, let alone one that is complete. In addition, the base of this specimen contains a second partial “sunburst” Scolecite. This...

I have some specimens from Red River that the Selenite ball is completely covered with golden Selenite crystal “fishtails.” But for some reason this piece catches my eye. For starters, the two Selenite crystals exhibit the classic “fishtail” formation, they’re sharp, transparent and they’re...

A beautiful specimen of a classic Selenite Flower. This piece has numerous lustrous, golden Selenite twins emanating from three intersecting clusters of smaller Selenite crystals. It’s hard to find these pieces damage free, but this one certainly is. It displays perfectly, is incredibly aesthetic...

A beautiful specimen featuring two pristine, lustrous, golden Selenite “petals” on a cluster of darker, smaller Selenite crystals. One of the petals is exceptionally large while the matrix is smaller, letting the Selenite easily become the focal point of the piece. A very aesthetic...

An especially large specimen of lustrous, transparent to translucent, colorless Selenite on matrix. The two large crystals are aggregates exhibiting parallel crystal growth, and the the lower large crystal is twinned (“fishtail”). In addition to the two focal crystals are numerous smaller crystals throughout...

A very attractive Selenite Ram’s Horn from Chihuahua, Mexico. I have seen numerous variations on this theme, and this specimen is yet another one. Not a typical “ram’s horn” formation, but more of a “wave.” It has a great “sparkle” luster and is in...

A large, striking specimen featuring Native Silver on white Calcite. The Calcite has been etched revealing the beautiful, dendritic formations of the Native Silver (Dendrite: a crystal aggregate composed of branching skeletal or tree-like formations. Minerals.net). The crystal formations on the front and sides...

A striking specimen featuring Native Silver on white Calcite. The Calcite has been etched with acid revealing the beautiful, dendritic formations of the Native Silver (Dendrite: a crystal aggregate composed of branching skeletal or tree-like formations. Minerals.net). The crystal formations on the front and...