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Tyrannosaurus Rex Tibia
$ 95,000.00
This Tyrannosaurus Rex Tibia bone is from the Cretaceous Age. The lower leg bone was found in the Hell Creek Formation in Fort Peck, Montana. Call us for more details or stop by Astro Gallery of Gems to see the specimen.  
Pyritized Crinoid (Codiacrinus) Fossil Plate
$ 75,000.00
Pyritized Crinoid (Codiacrinus) Fossil Plate
$ 75,000.00
This is a rare, pyritized crinoid, Codiacrinus schulzi from the famous Lower Devonian Hunsrück Slate of Germany. Has museum quality detail on a large piece of slate.   The lower Devonian (lower Emsian) slates from Bundenback have been quarried for roofing material for centuries. Quarrying continued until the 1960s, when...
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Large 6' Citrine Quartz Crystal Geode From Brazil
$ 60,000.00
Massive 6' tall geode lined with large lustrous crystallized gem translucent golden citrine variety quartz crystals with vibrant golden orange/yellow color and highly reflective terminated faces. From Brazil   75 x 22 x 15 inches, 1158 lbs   PLEASE CONTACT US CONCERNING SHIPPING.
Malachite from Shilu Mine, Yangchun, Guandong, China
$ 45,000.00
From Shilu Mine, Yangchun, Guandong, China   Large complex botryoidal formation of velvet green malachite with a strong display chatoyancy on all surfaces.   5 lbs, 9 x 2 x 4.5 inches   *Included with the specimen is a custom lucite base.
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Barite on Fluorite From Elmwood Mine, Carthage, Smith County, Tennessee
$ 45,000.00
From Elmwood Mine, Carthage, Smith County, Tennessee   Small group in hemispherical clusters of off-white barite overgrown on a large cubic cluster translucent purple fluorite crystals.The fluorite surfaces are composed of smaller parallel crystal faces, with well defined purple zoning lining the crystal terminations. Damage free. Very sought after specimen...
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Allosaurus hand and Lower Arm
$ 40,000.00
Allosaurus hand and Lower Arm: 155-150 Million Years Old /(Late-Jurassic) Morrison Formation, Montana. The first big meat-eating predator discovered in the Morrison Formation, predates Tyrannosaurus rex.   16 x 2 x 1 inches, 341.3 grams
New Sold Out
Fossil Palm Frond with Fish from The Green River Formation, Wyoming, USA
$ 35,000.00
From The Green River Formation, Wyoming, USA Here is an amazing HUGE, museum quality Palm Frond specimen in the same matrix as a Priscara liops from the Eocene (circa 50 million years ago) from the Green River Formation of Wyoming. This is a very complete Sablites sp. leaf, one of the most sought-after and displayable fossils...
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Large 5' Citrine Quartz Crystal Geode From Brazil
$ 35,000.00
Massive 5' tall geode lined with large lustrous crystallized gem translucent golden citrine variety quartz crystals with vibrant golden orange/yellow color and highly reflective terminated faces. From Brazil   5' x 26" x 14" , 317 Kg / 697 pounds PLEASE CONTACT US CONCERNING SHIPPING.
Giant Amethyst Geode from Uruguay
$ 35,000.00
Giant Amethyst Geode from Uruguay
$ 35,000.00
Large quartz var. Amethyst geode from Uruguay. This piece has a very unusual shape and interior. There are several, perfect undamaged stalactitic formations up to 10" tall. There are also several rhombic golden calcite crystal present. Translucent amethyst variety quartz crystals with deep purple color and highly reflective terminated faces....
Australian Black Opal Pendant
$ 32,500.00
Australian Black Opal Pendant
$ 32,500.00
Australian Black Opal Pendant, 30 CT, hand set in 14 CT white gold.  .60CT Diamonds
Pyrite on matrix From Victoria Mine, Navajún, La Rioja, Spain
$ 30,000.00
From Victoria Mine, Navajún, La Rioja, Spain   Large aesthetic cluster of metallic lustrous 1 in cubic pyrite crystal drapping over a matrix of basalt. Sharp well defined terminations, crystal faces are smooth with a metallic highly reflective mirror luster with rich golden color.   8.70 lbs, 7'' x 6.5''...
Barite on Calcite from Elks Creek, Meade County, South Dakota (2 lbs)
$ 30,000.00
Elks Creek, Meade County, South Dakota   Several rich golden brown transparent crystals of Barite 2 inches in length on matrix lined with yellow calcite micro crystals. The barite crystals are well define with scalenohedral terminations and glassy luster faces.   2 lbs, 7 x 3 x 3.5 inches  ...
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Aquamarine with Schorl Tourmaline on Microcline From Erongo Mountains, Namibia
$ 30,000.00
From Erongo Mountains, Namibia   Plate of stark white microcline matrix covered with gem transparent  aquamarine crystals beside large schorl foitite tourmaline crystals. The tourmaline are doubly terminated with pyramidal termination on one side and fibrous foitite termination on the other. The aquamarine crystals are translucent to transparent at the...
54.45ct Green Tourmaline 25mm
$ 27,228.00
54.45ct Green Tourmaline 25mm
$ 27,228.00
Top grade natural untreated green tourmaline gemstone, has flawless clarity with rich transparent apple green and a high polish.   Weight: 54.45 ct Size: 25mm x 20mm x 16mm Shape: Oval Faceted Origin: Russia
Large Amethyst Geode from Uruguay
$ 25,000.00
Large Amethyst Geode from Uruguay
$ 25,000.00
Large museum quality geode lined with lustrous translucent to transparent grape purple amethyst var. quartz crystals fully terminated with highly reflective crystal faces. The outer bezel is polished to reveal the agate banding around the geode. 36" x 26", approx. weight:  PLEASE CONTACT US FOR MORE DETAILS OR SHIPPING INFORMATION
Giant Calcite Cluster on Matrix - The "Iowa Giant" from Linwood Mine, Iowa
$ 25,000.00
The "Iowa Giant" is the largest calcite ever recovered from the Linwood Mine in Scott County, Iowa. Has large fully terminated calcite crystal display rhombic growth formations.  This amazing specimen was collected underground in 2011, from a fantastic pocket measuring meters in width and length.  Company personnel carefully transported the...
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Calcite on Amethyst From San Eugenio, Artigas Dept., Uruguay
$ 25,000.00
From San Eugenio, Artigas Dept., Uruguay   2 large 5 inch half moon crystals of translucent calcite crystals on matrix covered with lustrous deep purple amethyst quartz crystals. The calcite crystals are well formed tanish yellow color, has a secondary growth of amethyst crystals surround the outer edge of the...
Ammonite specimens from Cretaceous period
$ 25,000.00
Ammonite specimens from Cretaceous period
$ 25,000.00
A chunk of sea floor with various Ammonite specimens - individually hand polished.  Bivalve specimens also present.  These specimens are estimated to be from 79 million to 145 million years ago.  25" x 23", approx. 400 lbs. 
Gypsum Selenite From Rio Grande do Sul, Brazil
$ 22,000.00
Gypsum Selenite From Rio Grande do Sul, Brazil
$ 22,000.00
 From Rio Grande do Sul, Brazil   Aesthetic cluster of colorless transparent gypsum selenite crystals on quartz enriched matrix coated calcite crystal in small aggregates. The selenite crystals have water clear transparency with glassy luster faces in parallel formation, with sharp terminations. This specimen was once apart of the Marc...
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Azurite with Malachite From Copper Queen Mine, Bisbee, Warren District, Cochise County, Arizona
$ 22,000.00
From Copper Queen Mine, Bisbee, Warren District, Cochise County, Arizona Large cluster of deep royal blue azurite crystals in spherical rosettes partially covering the matrix enriched with malachite in spherical aggregates. The azurites has lustrous crystals faces fully terminated.   5.35 lbs, 6.5'' x 5'' x 3.5''    
New
Pink Fluorite with Muscovite From Chumar Bakhoor, Hunza Valley, Gilgit District, Gilgit-Baltistan, Pakistan
$ 20,000.00
From Chumar Bakhoor, Hunza Valley, Gilgit District, Gilgit-Baltistan, Pakistan   Large translucent to transparent octahedral crystal of gem pink fluorite accent by a small cluster of muscovite crystals. Crystal formation is sharp and well define etched silky luster  crystal faces. Has bright pink even color.   10.05 lbs, 8.75'' x...
New Sold Out
Dioptase on Chrysocola From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia
$ 20,000.00
From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia   Large showy vug completely lined with lustrous transparent-translucent emerald green Dioptase crystals on chrysocola enriched matrix. The crystals are all fully terminated with highly reflective faces.   1.75 lbs, 6'' x 3.5'' x 3.5''
New
Blue Green Fluorite From Las Viesca, Asturias, Spain (2.5 lbs)
$ 20,000.00
From Las Viesca, Asturias, Spain   Large showy specimen of gem green transparent fluorite crystal cluster with blue phantom zoning outlining the terminations. The fluorite has lustrous cubic faces with cubo-octahedral shape composed of step growth parallel cubic faces. Rich vibrant color through out the specimen.    2.5 lbs, 5...
Epidote From Angelina copper mine, Pisco Province, Ica Department, Peru
$ 20,000.00
From Angelina copper mine, Pisco Province, Ica Department, Peru   Massive cluster of nice blocky prismatic crystals of lustrous epidote on matrix composed of green drusy epidote. The epidote crystals have pyramidal terminations with lightly striated wet luster faces. Beautiful contrasting color of black crystals against the bright green drusy...
New
Emerald on Calcite From Muzo Mine, Vasquez-Yacopí District, Boyacá Department, Colombia
$ 20,000.00
From Muzo Mine, Vasquez-Yacopí District, Boyacá Department, Colombia   Aesthetic specimen of gem transparent 24mm Emerald crystal on calcite crystal matrix. The emerald crystal is fully terminated with prismatic hexagonal form with flat basal pinacoid termination.   69 grams, 2.5 x 1.25 x 2.75 inches
Cobaltoan Calcite from From Mashamba West , Kolwezi, Shaba, Congo (Zaire)
$ 20,000.00
From Mashamba West , Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)Complex cluster of lustrous pink translucent flattened rhombohedral cobalt-rich Calcite crystals on matrix. Has bright intense color with scintillating luster. These are from an old stock mined from the 1970s or 1980s and very rarely available with this...
Chalcopyrite over Calcite from Edong Mining District, Daye, Hubei, China
$ 20,000.00
From Edong Mining District, Daye, Hubei, China   Large cluster of well defined scalenohedral calcite crystals partially covered with lustrous iridescent metallic chalcopyrite crystals on the surfaces. Bright and lively color of blues ,greens and reds.   5.5 x 4 x 3 inches, 1.35 lbs
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Calcite on Amethyst From San Eugenio, Artigas Dept., Uruguay
$ 20,000.00
From San Eugenio, Artigas Dept., Uruguay   Large 7'' scalenohedral transparent calcite crystal on matrix covered with lustrous translucent grape purple amethyst crystals. The calcite crystal is a tanish off white color fully terminated with etched faces.   14.45 lbs, 10'' x 10'' x 8.5''
Botryoidal Hemimorphite From Wenshan Mine, Yunnan, China (16.55 lbs)
$ 20,000.00
From Wenshan Mine, Yunnan, China   Large botyroidal formation of powder blue translucent hemimorphite on matrix. The hemimorphite has a scintillating surface composed of microscopic crystal faces giving a sparkling luster.   16.55 lbs, 9.5'' x 6.5'' x 8.5''    
New Sold Out
Apophyllite with Stilbite From Pashan Hill Quarry, Pune District, Maharashtra, India
$ 20,000.00
From Pashan Hill Quarry, Pune District, Maharashtra, India   Spray of translucent emerald green apophyllite crystals surrounded by a cluster of bladed stilbite crystals in bow-tie-shaped aggregates on matrix. The apophyllite crystal have lustrous crystal faces with steep pyramidal terminations.   6.3 lbs, 8'' x 7'' x 5''    ...
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Edmontosaurus Foot
$ 18,000.00
Juvenile Edmontosaurus Foot Late Cretaceous 73 million years ago, Lance Creek Formation, Montana
Azurite with Malachite from Liufengshan Mine, Chizhou Prefecture, Anhui Province, China (3.65 lbs)
$ 18,000.00
From Liufengshan Mine, Chizhou Prefecture, Anhui Province, China   Large complex cluster of a layer of botryoidal velvet green malachite drapping over a lustrous layer dark-blue azurite crystals on matrix. Beautiful contrasting colors of deep royal blue and neon green.    3.65 lbs, 8'' x 4.5'' x 4''
New
Morganite on Albite From Shigar Valley, Gilgit-Baltistan, Pakistan
$ 17,500.00
From Shigar Valley, Gilgit-Baltistan (Northern Areas), Pakistan   Top grade natural transparent pink morganite var. beryl perched atop a white albite cluster. The crystal has lustrous flat basal pinacoid terminations modified with secondary corner faces and great transparency.   Weight: 426.5 grams Size: 4 x 3 x 2.5 inches
Barite From Jebel Ouichane, Beni Bou Ifrour, Nador, Nador Province, Oriental Region, Morocco
$ 17,500.00
From Jebel Ouichane, Beni Bou Ifrour, Nador, Nador Province, Oriental Region, MoroccoHere is a superb cluster of these incredible new blue Barites that have been discovered this past year. The crystal growth is in a radial parallel and divergent aggregates of very elongated flattened crystals with good terminations, very acute,...
412 ct Amethsyt Oval 53mm
$ 16,480.00
412 ct Amethsyt Oval 53mm
$ 16,480.00
Top grade natural Amethyst gemstone. Has rich violet purple color with flawless clarity.   Weight: 412 ctSize: 53mm x 43mm x 30mmShape: Oval facetedOrigin: Brazil
Vanadinite on matrix From Mibladen, Atlas Mountains, Khénifra Province, Morocco
$ 15,000.00
From Mibladen, Atlas Mountains, Khénifra Province, Morocco   Here is an exceptional world class specimen of large hexagonal crystals of bright red Vanadinites on matix. Large well formed undamaged crystals, fully terminated with bright vibrant red color with highly reflective lustrous faces.   17.55 lbs, 11.5'' x 8.75'' x 5.5''...
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Seymchan Pallasite Meteorite Slab
$ 15,000.00
Rare meteorite of a transitional meteorite between octahedrite and pallasite with core-mantle border. The pallasites are a class of stony–iron meteorite. It consists of centimeter-sized olivine crystals of peridot quality in an iron-nickel matrix. Coarser metal areas develop Widmanstätten patterns upon etching. Minor constituents are schreibersite, troilite, chromite, pyroxenes, and...
Fluorite with Quartz & Barite from Yaogangxian Mine, Nanling Mountains, Hunan Province, China
$ 15,000.00
From Yaogangxian Mine, Nanling Mountains, Hunan Province, China   Complex cluster of transparent cubic fluorite over quartz cluster coated with yellow barite crystals. The Fluorite has a powder pink color in cubic formation with dodecahedral edge faces with a glassy luster. The quartz crystals are transparent fully terminated crystals.  ...
New
Fluorite with Calcite From Xiayang, Yongchun Co., Fujian, China
$ 15,000.00
From Xiayang, Yongchun Co., Fujian, China   From the 2017 new find, these rich intense blue Fluorite crystals that are composed of fully terminated cuboctahedron formations on matrix lined with calcite. Transparent and very deep uniformed blue color, these are also know as "tanzanite fluorite" from the fact that the...
New
Calcite on Amethyst from Artigas, Uruguay
$ 14,500.00
New
Calcite on Amethyst from Artigas, Uruguay
$ 14,500.00
From Artigas, Uruguay   Large 4" golden yellow scalenohedral crystal of Calcite grown over a amethyst quartz stalactite on matrix lined with transparent amethyst crystals. The calcite is transparent to translucent with lustrous double terminated crystal faces.   8 lbs, 11 x 8 x 7 inches

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