Rosasite in Calcite Ojuela Mine Mapimi, Durango, Mexico 4.66 cm x 2.44 cm x 2.0 cm   Here is a very interesting specimen of Rosasite on matrix, covered in clear calcite. On one side the the specimen, are crystals of colorless calcite that are mostly well formed. On the other side is Rosasite in botryoidal form, that is clear coated with calcite. Although the ca… More info

Calcite, Manganese - bearing N'Chwaning Mines Kuruman, Kalahari Manganese Field Northern Cape, South Africa 2.6 cm x 2.2 cm x 2.0 cm   Here is an amazing large thumbnail size specimen if this Manganese bearing calcite. The soft pink color of this mineral, makes for an attractive specimen. Being Manganese - bearing, makes this a very fluorescent specimen.… More info

Cobaltoan Calcite Mashamba West Mine, Kolwezi Mining District, Lualaba Democratic Republic of Congo 6.72 cm x 5.3 cm x 4.3 cm   Here is a beautiful specimen of burgandy & pink colored Cobaltoan Calcite on matrix. The thousands of tiny calcite crystal seem to float over and within the matrix giving it a very sparkly druze look to it. There is minor malachite … More info

Amethyst & Calcite Guanajuato Municipality Guanajuato, Mexico 4.7 cm x 2.7 cm x 2.5 cm   Here is a really nice specimen of calcite on amethyst from this locale. Beautiful pale purple crystals of amethyst, host a single large "poker chip" crystal of calcite. There are a few smaller calcite crystals among the amethyst as well. Quite an aesthetic … More info

Fluorapatite on Calcite Otter Lake, Pontiac RCM, Outaouais, Québec, Canada 7.5 cm x 4.75 cm x 4.3 cm Here is a very nice specimen from this locale.  Present is a large, single, Double Terminated crystals of green fluorapatite on a matrix of salmon colored calcite. The apatite measures approx. 7.1 cm x 1.4 cm x 1.45 cm, a pretty large DT example. The co… More info

Strontianite, Calcite & Fluorite Minerva #1 Mine Hardin County, Illinois 5.0 cm x 3.2 cm x 1.4 cm   Here is an interesting multi mineral specimen from this famous fluorite locality. One one side you find small but very sharp crystal of whitish Strontianite that appear to have micro chalcopyrite throughout. On the other side are micro crystals of druzy purple… More info

Cobaltoan Calcite Likasa, Katanga, Dem. Rep. of Congo 10.83 cm x 5.82 cm x 4.50 cm   Here is a beautiful cabinet size specimen of this Cobalt-bearing Calcite on matrix. Crystal from micros up to 4 mm cover the front side of this matrix. The color is some of the deepest I have seen. Hard to describe the red color, but the crystals all have electric pink edge… More info

Calcite, Quartz & Sphalerite Empire State Zinc Mine #4, 3800' level Balmat, New York 5.8 cm x 4.7 cm x 2.6 cm   Here is a beautiful multi mineral specimen from this amazing newer discovery. This small cabinet size specimen has a matrix filled with iridescent pyrite and zinc crystals. The top surface is covered in very clean quartz crystals, some of which… More info

Calcite, Double Terminated Crystals on matrix Pugh Quarry Wood County, Ohio 6.3 cm x 4.0 cm x 3.6 cm    Here is a beautiful specimen of Calcite crystals on matrix. These Honey colored scalenohedral crystals are as perfect as you can find them. Deep, beautiful color, perfect terminated ends, Double termination. The two inter-grown crystals are just offs… More info

Sphalerite, Quartz & Calcite Empire State Zinc Mine #4, 3800' level Balmat, New York 6.0 cm x 5.3 cm x 4.0 cm   Here is a beautiful multi mineral specimen from this amazing newer discovery. This small cabinet size specimen has a matrix filled and covered in iridescent pyrite and zinc crystals. The top surface is covered in very clean quartz crystals, som… More info

Calcite with Malachite Concepción del Oro, Concepción del Oro Municipality Zacatecas, Mexico 5.2 cm x 4.0 cm x 3.5 cm    Here is a really nice specimen of Calcite and Malachite. Said to have been mined back in the 1970's. Beautiful ice clear calcite crystals that have botryoidal mounds of malachite, not only on top of the crystals, but… More info

Calcite on Galena Picher, Ottawa County, Oklahoma 4.7 cm x 3.5 cm x 3.2 cm   Here is a beautiful large miniature specimen of Calcite on Galena from a locale not often seen. Two transparent honey colored calcite crystals sit perched atop a few galena crystals. The calcite have very complex terminations and are just perfect all the way around. There are also one o… More info

Calcite on Barite Stalactite Minerva #1 Mine  Hardin County, Illinois 7.9 cm x 2.7 cm x 2.3 cm   Here is an unusual and beautiful specimen of Calcite and Barite from this famous fluorite locality. This is a stalactite growth of barite crystals of multi generations, some are white, colorless, and some have a hint of blue color to them. They are covered with … More info

Calcite  Empire Zinc Mine #4 3970' level Balmat, New York 9.0 cm x 6.9 cm x 6.0 cm   This is a beautiful calcite specimen from this locale. Here is a wonderful small cabinet size cluster of inter - grown and twinned Calcite crystals. The overall specimen is a mix of translucent to transparent crystals. At the core of the specimen, it is honey co… More info

Calcite & Chalcopyrite, Linwood Mine, Buffalo, Iowa, USA 13.77 cm x 9.63 cm x 9.2 cm   Beautiful cabinet size specimen of mostly water clear calcite over chalcopyrite on a calcite and dolomite matrix. The Chalcopyrite is mostly bright gold with areas of iridescence. Amazingly clear calcite growth over the chalcopyrite. Only damaged crystals noted near the edge of the specim… More info

Barite on Calcite Elk Creek, Meade County, South Dakota 10.8 cm x 6.24 x 5.48   A beautiful example from this wonderful locale. Many generation of growth visible. Large single "rootbeer" colored barite crystal present on a covering of honey colored calcite which is all over a botryoidal layer. Just an amazing showy specimen.     … More info

Calcite and Celestine, Double Terminated Crystals on matrix Pugh Quarry, Custar, Ohio 3.54 cm x 2.1 cm x 1.7 cm    Here is a absolutely beautiful specimen of blue Celestine crystals and Calcite crystals on matrix! Even though this was mounted on edge by its original owner to fit in a Perky box, mounted as seen here, it does not. So call it a small miniature or extr… More info

Calcite on Basalt Grabiszyce Quarry Grabiszyce Średnie, Gmina Leśna, Lubań County, Lower Silesian Voivodeship, Poland 13.46 cm x 11.95 cm x 5.80 cm, 808 g.     From a 2015 find in Poland, these are such eye-catching and unique calcite from the Grabiszyce Quarry. The specimen were actually collected starting in 2015, but they were not revealed to the … More info

Calcite, Manganoan Calcite, Bultfonteinite, Hausmannite N'Chwaning Mine  Kalahari Manganese Field, Northern Cape Province, South Africa 8.3 cm x 4.5 cm x 2.9 cm ex. William Wilson collection   Here is a very unique multi mineral specimen from this famed locale. I call this one "THE ARCH" The archway is made of Calcite scalenohedron crystal… More info

Calcite Stoneco Lime City Quarry Lime City, Wood Co., Ohio 6.5 cm x 5.0 cm x 4.0 cm   Here is a great specimen of Calcite from this Ohio locale. There are two very different generations of calcite present. The first on the matrix are colorless micro calcite crystals. The main focal point is the large second generation growth, of honey-colored calcite sca… More info

Calcite on Matrix Portland Mine, Lost Cabin Wash, Pilgrim District, Black Mountains, Mohave County, Arizona 12 cm x 8.5 cm x 6.5 cm   Here is a beautiful specimen of hexagonal calcite crystals on matrix. Not often you see specimens such as this from this old gold mine.  Great overall coverage of colorless to slightly off white hexagonal calcite crystal up to approx. … More info

Sphalerite & Calcite Empire State Zinc Mine #4, 3800' level Balmat, New York 5.1 cm x 4.1 cm x 2.6 cm   Here is a beautiful specimen of sphalerite with calcite from this amazing newer discovery. This small cabinet size specimen is filled with beautiful gemmy crystals of golden yellow sphalerite on top of and within crystals of calcite. There are all on a… More info

Here is one amazing cabinet size specimen of Barite with Calcite. This specimen of Blue barite comes from the Stoneham Quarry, Weld County, Colorado. If you know this material from this locale, then you know the matrix falls apart very easily. Normally loose crystals or clusters of crystals are found or for sale, very rarely do large specimens come to market that have not been stabilized ar… More info

Here for sale is an old classic out of an old collection. This is a cabinet size plate of Calcite Crystals on Matrix from Egremont, Cumberland, England.     Specimens from this locale do not come to market that often.    This showy plate of frosty to clear calcite crystals is in very good condition. Only two s… More info

Calcite (Classic Material),  Bisbee, Warren District, Mule Mountains, Cochise County, Arizona 7.3 cm x 7.1 cm x 5.7 cm Here is an amazing old time classic Calcite from this famous mining district in Bisbee.  It features highly modified, translucent, dogtooth like scalenohedral crystals on matrix, which create a very showy and 3D looking specimen. No damage that I… More info

Calcite with Dioptase and Hematite Inclusions Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia 8.9 cm x 6.0 cm x 3.2 cm   Out of an old collection, comes this amazing specimen from the famous Tsumeb mine. This is a cluster of colorless and clear calcite crystals with high luster faces, some show twinning and most are inter-grown. These calcite rhombohedral crystals are… More info