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Check out the new mineral specimens from the 2018 Tucson Mineral Show on this page.
Rocks and Minerals. Rock, Mineral and Crystal Specimens.
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Edward David
Stibnite Crystal Cluster with Pyrite
Baiut Mine, Maramures, Romania
9.5 x 5 x 4.5 cm
Terrific cluster of Stibnite blades from the long closed Baiut Mine in Romania. Scattered golden Pyrite adds a little pizzazz.
Fluorapophyllite Crystal Cluster with Stilbite
Jalgaon, Maharashtra, India
9 x 6 x 3 cm
Pristine, super gemmy, Fluorapophyllite crystals on Stilbite. This is not one your average Indian Zeolites.
Barite Crystal Cluster
Cavnic, Maramures, Romania
18 x 11 x 5 cm
A super specimen of feathery, light blue Barite crystals from Romania, where mines have been long closed. Very aesthetic and in excellent condition.
Super plate of sandwich style blocky crystals of Wulfenite (to 1.5 cm) with butterscotch to chocolate color and high luster from the famous Los Lamentos location.
Wulfenite Crystals on Matrix
Ahumada Mine, Los Lamentos, Chihuahua, Mexico
14 x 7 x 3.5 cm
Golden Calcite Crystal Cluster on Matrix
Madhya Pradesh, Maharashtra, India
11.5 x 8 x 6 cm
Very aesthetic complex cluster of  gemmy, light golden Calcite crystals perched on a thin matrix. Great luster and texture from some light natural etching. In fine condition. The cluster measures 8.5x6.5x2cm.
Botryoidal crystals of dark yellow Fluorite on contrasting Calcite. Rare.
Fluorite Crystals on Calcite
Henan Province, China
9.5 x 6 x 3 cm
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Fluorite Crystals on Sphalerite
Elmwood mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, USA
7 x 6.5 x 4 cm
Ex-Charles M. Noll Collection; Ex-Martin Zinn Collection
Adamite var. Cuprian Crystals on Limonite
Ojuela Mine, Mapimí, Mun. de Mapimí, Durango, Mexico
9.5 x 7 x 5.5 cm

Ferberite Crystal Cluster with Siderite
Panasqueira Mines, Covilhã, Castelo Branco District, Portugal
8 x 6 x 4 cm
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Calcite & Fluorite on Quartz
Nashik District (Nasik District), Maharashtra, India
11.5 x 8 x 5 cm

Fluorite Crystal Cluster
Jingbian Cu-Au Deposit, Zongyang County, Anqing Prefecture, Anhui Province, China
12 x 11 x 4 cm
Mimetite Crystals on Barite
Ojuela Mine, Mapimí, Mun. de Mapimí, Durango, Mexico
7 x 5.5 x 3 cm
Fluorite Crystal Cluster (New Find)
Koh-i-Maran, Kalat District, Balochistan (Baluchistan), Pakistan
7.8 x 5.2 x 2.8 cm

Biotite Crystal Cluster on Calcite
Swakopmund, Namibia, Africa
7.5 x 6 x 3.5 cm
Chalcopyrite Crystals on Sphalerite
Huaron Mine, Huayllay District, Pasco Province, Pasco Department, Peru
12 x 10 x 4 cm

Pyrolusite Crystal Cluster
Dona Ana County, New Mexica, USA
7 x 4 x 1.5 cm
Fluorite Crystals on Calcite
Llamas Quarry, Duyos, Obdulia Vein, Caravia District, Caravia Mining Area, Asturias, Spain
6.5 x 5 x 4 cm
Galena Crystal Cluster with Chalcopyrite & Quartz
Madan Ore Field, Rhodope Mountains, Smolyan Oblast, Bulgaria
11 x 9.5 x 5 cm
"Star" Muscovite Crystals on Albite
Divino das Laranjeiras, Minas Gerais, Brazil
13 x 10 x 4 cm
Pyrite Crystal Cluster
Huanzala Mine, Huallanca, Huallanca District, Bolognesi Province, Ancash Department, Peru
16 x 9 x 4.5 cm
Fluorite Crystal Cluster with Calcite
Guanshang Mine, Guangze Co., Nanping Prefecture, Fujian Province, China
9.5 x 8 x 6 cm
Quartz var. Amethyst Crystal Cluster
Anahi Mine, La Gaiba District, Sandoval Province, Santa Cruz Department, Bolivia
18 x 11.5 x 9 cm
Barite Crystals on Matrix
Cerro Warihuyn (Huarihuyn), Miraflores, Huamalíes Province, Huánuco Department, Peru
9 x 6 x 2.5 cm
Mimetite Crystal Cluster
Ojuela Mine, Mapimí, Mun. de Mapimí, Durango, Mexico
8 x 5.1 x 3.8 cm

Fluorite Crystal Cluster
La Viesca Mine, Huergo, La Collada, Siero, Asturias, Spain
7 x 5 x 2.5 cm
Prehnite ps. after Anhydrite
Prospect Park Quarry, Passaic County, New Jersey, USA
17.5 x 12 x 7 cm
Ex-Edward David Collection
Sunrise Mine, Sunrise, Hartville District, Platte County, Wyoming, USA
9.5 x 6 x 4.5 cm
Ex-Dyck Collection
Azurite & Malachite
Lui Feng Shan Mine, Anhui Province, China
8.5 x 7 x 5 cm
Stibnite Crystals & Quartz on Matrix
Baia Sprie Mine, Baia Sprie, Maramures, Romania
12 x 7 x 6 cm
Wonderful purple Fluorite crystals, with darker purple outer zoning, on Sphalerite. The crystals have very good translucency and are pristine.
Very nice specimen of numerous Cuprian Adamite crystals forming a botryoidal - like crust on Limonite. In fine condition.
A stunning formation of lusterous, jet black Ferberite crystals adorned with Siderite. Very presentable on both sides. In fine condition.
Very aesthetic combination of golden Calcite crystals with botryoidal yellow Fluorite crystals on a Quartz matrix. In
fine condition.
Beautiful cluster of light to dark raspberry colored Fluorite crystals. In very good condition.
Attractive specimen of Azurite and Malachite from the Lui Feng Shan Mine.
Interesting specimen of numerous needles of Stibnite covering a matrix with Quartz.
An impressive, large and very sculptural two-layered Prehnite crust from the famous Prospect Park Quarry. Intergrown spherical aggregates of lustrous, translucent mint green Prehnites, most with a light gray oxide coating, have replaced Anhydrite crystals. This piece has outstanding form and is rare in this style, size and quality. The hollow between the two Prehnite crusts is most dramatic. In fine condition.
A very nice botryoidal Hematite specimen with good luster. It is rare for specimens from this locality to enter the market.

Lemon yellow botryoidal Mimetite crystals adorning a light orange cluster of Barite blades. In fine condition.
This attractive specimen features sharp intergrown/layered cubes of Fluorite that show"phantom" color zoning with a "smoky" colored core that gives way to a beautiful hue and finishes with a nearly colorless zone on ths outer edges. When the piece is backlit, the color really shines through. This is from a limited new find in early 2017 and Fluorites, per se, are rare from this area. In fine condition.
Nice specimen of layered Biotite crystals forming pseudo-hexagonal crystal "books" perched atop a Calcite matrix. In very good condition.
Golden, lustrous Chalcopyrite crystals on Sphalerite. In very good condition.
Excellent specimen of lustrous, striated crystals of Pyrolusite. Not often found with this aesthetic quality.
Alluring cluster of highly translucent light purple Fluorite crystals on Calcite. In very good condition.
Neat grouping of complex, lustrous gray Galena crystals with Chalcopyrite and Quartz. In very good condition.
Large specimen of "Star" Muscovite crystals on Albite. In fine condition.
Fine example of "not so ordinary" Pyrite crystals with distinct striations and great metallic luster. In fine condition.
Aesthetic cluster of pale green, translucent Fluorite crystals with adornment of Calcite crystals. Presentable on both sides. In fine condition.
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Bolivia produces some of the finest Amethyst in the world and this one is a good example. In fine condition.
Well formed panes of Barite with high clarity and distinct outer zoning perched on matrix. In very good condition.
Excellent cluster of sparkling, lemon yellow Mimeite crystals from the famous Ojuela Mine. In fine condition.
Spanish Fluorites are amongst the finest in the world and this is a good example of the gemmy, colorful specimens from the La Viesca Mine. In fine condition.
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