15th Century and Earlier Natural Specimens
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Period: 15th Century and Earlier
Geode with deep purple amethyst crystals, a central stalactite and agate borders
Located in London, GB
A stunning spherical shaped geode of a deep purple amethyst. The piece is of a wonderful example of a three dimensional geode with particularly thick agate border, revealing grey aga...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Violet Colored Manakarra Grape Agate from Indonesia
Located in London, GB
Since 1986 Dale Rogers has been sourcing the grandest fossils, crystals and minerals from around the world. Through his company he has been supplying leading interior designers and s...
Category
Indonesian Antique 15th Century and Earlier Natural Specimens
Materials
Other
Huge Decorative Piece of Purple Amethyst
Located in London, GB
This is a great piece of amethyst rock.
A very decorative piece, this would make a lovely wedding or birthday gift. Amethyst is the birth stone for February.
Purple amethyst has b...
Category
European Other Antique 15th Century and Earlier Natural Specimens
Materials
Amethyst, Rock Crystal
Huge Decorative Piece of Purple Amethyst with Larger Crystals
Located in London, GB
This is a great piece of amethyst with larger than the typical size of crystals.
A very decorative piece, this would make a lovely wedding or birthday gift. Amethyst is the birth s...
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Amethyst, Rock Crystal
Gem Grade Amethyst Geode Sculpture, Uruguay
Located in London, GB
This Gem grade, Amethyst Geode crystal Sculpture, resembles in shape and silhouette that of a shrouded woman holding a swaddled baby. And would work well in a Boho Chic Styled Interior. The Geode originates from Uruguay where they are mined from the same rock formation as their relatives just to the north across the border into southern Brazil, they are igneous (volcanic) in origin.
Differentiated from its Brazilian relatives by it’s typically smaller crystal size and darker, deeper colour the Uruguayan amethyst...
Category
Uruguayan Organic Modern Antique 15th Century and Earlier Natural Specimens
Materials
Amethyst
Light Grey With Light Olive Thin Slice Agate Sculpture, Brazil, Prehistoric
Located in New York, NY
Brazilian thin slice of agate mounted on a wood stand.
Agate is a banded form of finely-grained, microcrystalline Quartz.
The lovely color patterns and banding make this transluce...
Category
Brazilian Antique 15th Century and Earlier Natural Specimens
Materials
Agate
Crinoid (Codiacrinus) on Matrix from Morocco (15.2 lbs)
Located in New York, NY
Crinoids, also known as sea lilies, are members of the Echinodermata phylum along with starfish and sea urchins. This well preserved sea fossil is from Morocco. Crinoids have the app...
Category
Moroccan Antique 15th Century and Earlier Natural Specimens
Materials
Cement, Other
Rough geode section with contrasting amethyst
Located in London, GB
Like a treasure chest, this striking geode section shows the incredible
contrast between the rough volcanic stone (basalt) in which the geodes
are found, and the radiant amethystine ...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Natural Amethyst Crystal Sculpture
Located in New York, NY
Natural amethyst crystal sculpture with multi peaks.
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Amethyst
"Cauliflower" Fossil Agate Coral with Baroque Pearls and Shells
By Interi
Located in Dublin, Dalkey
"Cauliflower" fossil agate coral adorned with natural-forming baroque pearls and shells.
Fossil agate coral is Florida's state stone and is known for its unique formation that can take place over 20 million years. It's a natural gemstone that is created when prehistoric coral is gradually replaced with agate. This is a complete piece of fossil coral head...
Category
American Organic Modern Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Coral
Circular Polished Amethyst Formation - Vibrant Mineral Art
Located in London, GB
An exquisite cut and polished partial amethyst geode with a circular shape. The front of the piece presents beautiful, vibrant, deep purple color amethyst with high peaked crystals. ...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Genuine Natural Pre Historic Basilousaurus Whale Tooth
Located in New York, NY
This well preserved tooth is 40 to 34 million years old from the Late Eocene Period. Basilosaurus was first thought to be a reptile but was later identified as a genus of ancient cet...
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Other
Bowl Shaped Blue Grey Druzy Quartz Stalactite Geode
Located in London, GB
An impressive half geode, this piece is composed of blue grey druze, with beautiful multiple stalactite formations.
The edges of this beautiful mineralogical piece have been poli...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Carcharodontosaurus Saharicus N.African Tyrannosaurus Rex Dinosaur Tooth 80mm
Located in Scorton, GB
An impressive 80mm Carcharodontosaurus saharicus dinosaur tooth, known as the North African Tyrannosaurus rex for its formidable size. A noteworthy discovery from the Northern Africa...
Category
North African Prehistoric Antique 15th Century and Earlier Natural Specimens
Materials
Bronze, Enamel
Genuine Natural Spinosaurus Dinosaur Tooth
Located in New York, NY
Genuine Spinosaurus (Dinosaur) tooth.
Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper T...
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Other
Finger-like quartz after anhydrite pseudomotph
Located in London, GB
Another formation of quartz pseudomorphs after anhydrite. The beautiful
medley of quartz crystals formed over anhydrite crystals, which subsequently
dissolved, leaving tan coloured q...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Quartz
Blurry Purple on Rhomboidal Quartz Amethyst
Located in London, GB
A beautiful blur of purple runs through this medley of rhomboidal quartz
crystals. All preserved on a thin celatonite shell, left in its rough condition.
This piece was legally and ...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Natural Rock Crystal Sculpture
Located in New York, NY
Natural rock crystal sculpture with stand.
18 inch x 8 inch x 6 inch without stand.
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Rock Crystal
Polished Petrified Wood Sculpture
Located in San Diego, CA
A really nice polished petrified wood sculpture, circa pre-history. Brightly colored tan, brown and cream tones with naturally formed patterns caused by fossilization over millions ...
Category
Unknown Organic Modern Antique 15th Century and Earlier Natural Specimens
Materials
Petrified Wood
1989 Gram Magnificent Aquamarine Specimen With Muscovite From Nagar, Pakistan
By Deloris "Dee" Giltz 1
Located in Peshawar, PK
1989 Gram Magnificent Aquamarine Specimen With Muscovite From Nagar, Pakistan
Weight:
Dimension: 16 x 15 x 10 Cm
Origin: Nagar Valley, Skardu District, Gilgit Baltistan Province,...
Category
Pakistani Adam Style Antique 15th Century and Earlier Natural Specimens
Materials
Rock Crystal
20.68 Gram Pretty Demantoid Garnet Specimen From koh-e-Belgheys, Iran
By Deloris "Dee" Giltz 1
Located in Peshawar, PK
20.68 Gram Pretty Demantoid Garnet Specimen
Weight: 20.68 Gram
Dimension: 2.2 x 2.9 x 2.7 Cm
Origin: Belqeys Mountains ( Koh-e-Belgheys), Iran
Color: Green
Demantoid is the green gemstone variety of the mineral andradite, a member of the garnet group of Minerals. Andradite is a calcium- and iron-rich garnet. The chemical formula is Ca₃Fe₂(SiO₄)₃ with chromium substitution as the cause of the demantoid green color. Ferric iron is the cause of the yellow in the stone
Demantoid was a popular gemstone during the Belle Époque period (1890-1915), especially in Art Nouveau jewelry. The Russian Czars...
Category
Persian Adam Style Antique 15th Century and Earlier Natural Specimens
Materials
Rock Crystal
Brown quartz stalactites with fiery interior
Located in London, GB
Several brownish quartz stalactites grace this small formation, the frontal
one cut longitudinally to reveal a fiery interior.
This piece was legally and ethically sourced directly ...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Beige Prehistoric Stone Sculpture, Indonesia
Located in New York, NY
Prehistoric Indonesian stone sculpture.
Shape and holes formed from years of exposure to underwater currents.
Category
Indonesian Antique 15th Century and Earlier Natural Specimens
Materials
Stone
Calcite var. Manganocalcite From Inner Mongolia, China
Located in New York, NY
From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China
Pink mangano calcite flower. The pink color of the calcite is caused by manganese ...
Category
Chinese Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Quartz, Other
Spinosaurus Maroccanus Vertebrae From Baharija Formation, South of Taouz Morocco
Located in New York, NY
Here is a large vertebrae from the massive Spinosaurus maroccanus theropod dinosaur. It comes from From Baharija Formation, South of Taouz, Kem-kem Basin, Morocco.
Spinosaurus (mean...
Category
Moroccan Antique 15th Century and Earlier Natural Specimens
Materials
Other
Genuine Natural Clustered Trilobites in Matrix '19 lbs'
Located in New York, NY
Ptychopariida is a large, heterogeneous order of trilobite containing some of the most primitive species known. The earliest species occurred in the second half of the Lower Cambrian...
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Acrylic
Sculptural Geode Specimen with Natural Forming Crystal & Baroque Pearl in Matrix
By Interi
Located in Dublin, Dalkey
A rare sculptural quartz geode in matrix with a natural formed crystal and baroque pearl.
This specimen is from the Appalachian region of North Carolina. This was dug by hand and in...
Category
American Prehistoric Antique 15th Century and Earlier Natural Specimens
Materials
Rock Crystal
Triangular Geode Section with Perched Calcite
Located in London, GB
A beautiful triangular geode section in lilac amethyst with a gold coloured
calcite perched on a bed of red druzy quartz.
This piece was legally and ethically sourced directly in...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Genuine Carcharodontosaurus Tooth in Display Box (11 grams)
Located in New York, NY
Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa.
Cretaceous Age 65 million years
Carcharodontosaurus is one of the longest and heavi...
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Other
Genuine Natural Large Carcharodontosaurus Dinosaur Tooth
Located in New York, NY
Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa.
Cretaceous Age 65 million years
Carcharodontosaurus is one of the longest and heavi...
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Other
Timeless Elegance: Mounted Fossilized Scallops from Prehistoric Seas
Located in New York, NY
Pecten latissimus Fossil on Wooden Base. This extraordinary fossil specimen showcases a stunning group of Pecten latissimus, or scallop shells, beautifully preserved and mounted on a...
Category
French Antique 15th Century and Earlier Natural Specimens
Materials
Stone
Large Fern Leaf Fossil Slab
Located in Norwood, NJ
Very large and rare natural fossil plate plate with many well defined fern leaf fossils. 300 million years old from Pennsylvania. Will make a wonderful display in any surrounding. St...
Category
American Organic Modern Antique 15th Century and Earlier Natural Specimens
Materials
Stone
Petrified Wood Specimen
Located in Somis, CA
A fantastic petrified wood specimen. Original petrified bark on one side, polished interior of tree on the other. All original. 3 lb.
Category
Indonesian Antique 15th Century and Earlier Natural Specimens
Materials
Petrified Wood
Amethyst Black Druze Quartz or “Black Galaxy Amethyst” on Metal Stand Decor
Located in London, GB
An exquisite black amethyst druzy quartz cluster with polished stalactites.
Rare and notoriously difficult to find, this stunning and unique black amethyst druzy quartz, is known...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Amethyst, Quartz, Agate
Rough Amethyst Calcite Formation Surrounded by Green Celadonite and White Quartz
Located in London, GB
In this piece, the rough amethyst's rich purple colouration is brilliantly pierced by the matt cream calcite formation that is bordered by a green celad...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Natural Gogotte Specimen Formation
Located in Pease pottage, West Sussex
A Gogotte Formation
Of natural form, dating from the Oligocene period (30 Million years ago). Beguiling natural mineral formation, they are the result of calcium carbonate binding w...
Category
French Antique 15th Century and Earlier Natural Specimens
Materials
Stone
Natural Copper Crystal Cluster from Hubei, China
Located in New York, NY
Sculptural formation of sharp, distinct copper crystals from Daye Co., Hubei Province, China. The copper looks beautiful under magnification. A lovely display piece for natural eleme...
Category
Chinese Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Other, Copper
Pink Heulandite with Stilbite on Chalcedony Matrix from Maharashtra, India
Located in New York, NY
Pune District, Maharashtra, India
Large cabinet geode of bright pink heulandites in translucent wheat sheave aggregates intergrown with pink stilbite bow crystals all on powder bl...
Category
Indian Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Other
Wonderful Calcite with Epitaxial Goethite
Located in London, GB
This stunning formation consists of a large pyramidal calcite on a bed of
deep purple amethyst. The split calcite with unusual epitaxial goethite
and a second generation of amethys...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Brucite from Pakistan
Located in New York, NY
From Qilla (Killa) Saifullah Chrome Mines, northwestern Baluchistan, Pakistan
Large elongated cluster of lustrous transparent-to-translucent lemon-yellow brucite crystals in hemis...
Category
Pakistani Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Other
Plate with Fossil Ferns
Located in Schellebelle, BE
A large fossil Fern plate, Alethopteris,a prehistoric plant genus of fossil seed ferns,
Pennsylvania,St Clair,
Carboon, 300 million years ago,
very decorative object with fern parts ...
Category
American Antique 15th Century and Earlier Natural Specimens
Materials
Stone
Sphalerite with Pyrite from Casapalca District, Huarochiri Province, Peru
Located in New York, NY
From Casapalca District, Huarochiri Province, Peru.
Large lustrous striated cubic yellow-metallic pyrite crystals with black-metallic sphalerite crystals.
Weight: 15 lbs, Dimension...
Category
Peruvian Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Pyrite, Other
Large Pyrite Cluster Specimen
Located in Wormelow, Herefordshire
A large pyrite cluster specimen originating from Peru, displayed on one of our exclusive museum-quality painted plaster bases.
Naturally formed over millions of years, this huge pyr...
Category
Peruvian Antique 15th Century and Earlier Natural Specimens
Materials
Pyrite
350.03 Gram Gorgeous Imperial Topaz Specimen Katlang, Kpk Province, Pakistan
By Deloris "Dee" Giltz 1
Located in Peshawar, PK
Gorgeous Imperial Topaz Specimen Katlang, Kpk Province, Pakistan
Weight: 350.03 gram
Dimension: 7.7 x 7.9 x 5 Cm
Origin : Katlang, Kpk provi...
Category
Pakistani Adam Style Antique 15th Century and Earlier Natural Specimens
Materials
Rock Crystal
Heart-Shaped Pink Quartz Formation
Located in London, GB
This heart shaped formation has a beautiful contrast of a polished white
quartz exterior with an interior laden with pink druzy stalactites.
This ...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Natural White Anhydrate Crystals on Quartz Matrix from Gerais Mine, Brazil
Located in New York, NY
A very rare combination of large, white Anhydrate crystal blades, forming a flower formation, within a crystal matrix of quartz. This extremely asthetic specimen, mined in the early ...
Category
Brazilian Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Quartz, Other
Spessartine Garnet with Muscovite on Albite Matrix From Fujian, China
Located in New York, NY
From Tongbei-Yunling District, Fujian Province, China
Cluster of transparent lustrous deep red spessartine garnet cluster on microline matrix with bladed muscovite crystals.
6 lbs,...
Category
Chinese Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Other
Amethyst Cluster Geode Calcite Crystal from Uruguay (11" Tall, 15 lbs.)
Located in New York, NY
Natural Calcite on Amethyst cluster from San Eugenio, Artigas Dept., Uruguay.
Unusual 7'' elongated rhombic calcite crystal with modified terminations on gem amethyst crystal matrix...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Amethyst, Other
White Quartz Cluster with Honey Coloured Calcites
Located in London, GB
A substantial formation with a thick lining of large white quartz crystals
that contrast beautifully with the two honey coloured calcites ...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Genuine Hollardops Trilobite Fossil from Ofaten, Morocco (170.6 grams)
Located in New York, NY
Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of very sudden underwater landslides c...
Category
Moroccan Antique 15th Century and Earlier Natural Specimens
Materials
Cement, Other
Unusual Wide Amethyst / Red Druze Mineral Sculpture with Stalactites
Located in London, GB
Colors fuse together in this uniquely beautiful piece, presenting the viewer with purple amethyst mixed with red-orange Druze, creating a lovely combination.
The mineral sculpture...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
312.05 Carat Gorgeous Black Tourmaline Lepidolite Specimen From Afghanistan
By Deloris "Dee" Giltz 1
Located in Peshawar, PK
Gorgeous Black Tourmaline Lepidolite Specimen From Afghanistan
Weight: 312.05 Carat
Dimension : 4.4 x 2.8 x 3.1 cm
Origin : Afghanistan
Tourmaline is a crystalline silicate miner...
Category
Afghan Adam Style Antique 15th Century and Earlier Natural Specimens
Materials
Rock Crystal
Small amethyst cluster
Located in London, GB
A small amethyst cluster with interesting sprinkling of creamy calcite crystals.
Polished at the edges.
This piece was legally and ethically sourced directly in the prestigious mine...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Rare boat shaped quartz after anhydrite pseudomorph
Located in London, GB
A beautiful formation of unusual quartz pseudomorphs after anhydrite.
The quartz crystals have formed over anhydrite crystals, which subsequently
dissolved, leaving tan coloured quar...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Gem Green Apophyllite with Stilbite from Maharashtra, India
Located in New York, NY
From Jalgaon, Aurangabad District, Maharashtra, India.
Exceptional formation of vivid green apophyllite crystals on matrix with large pink stilbite crystals in a wheat sheave form...
Category
Indian Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Other
Spessartine Garnet with Aquamarine Crystals on Albite from Pakistan
Located in New York, NY
From Himalayan mountains - Shengus area, near Skardu, Pakistan
This red Spessartine Garnet cluster, has perfectly terminated crystals, with beautiful blue Aquamarine crystals, formed...
Category
Pakistani Antique 15th Century and Earlier Natural Specimens
Materials
Crystal, Rock Crystal
Small Bluish-Grey Quartz with Cut Stalactite
Located in London, GB
A pleasing small display piece showcasing bluish druzy quartz covering a stalactite, which is cut and polished at the tip to reveal the floral interior structure.
This piece was l...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
Heart Shaped Amethyst Formation with Central Stalactite "EYE" and Agate Border
Located in London, GB
This natural piece is surrounded and adorned with a beautiful polished border, where one can see the mineral layers developing from the rough basalt, to the grey/blue agate, white qu...
Category
Uruguayan Antique 15th Century and Earlier Natural Specimens
Materials
Agate, Amethyst, Quartz
