Quartz Natural Specimens
Color: Black
Material: Quartz
Unusual Black Amethyst Druze Formation on Metal Stand
Located in London, GB
An exquisite black amethyst druze cluster with polished stalactite. Rare and notoriously difficult to find, this stunning and unique black amethyst druz...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
High Quality Half Amethyst Geode with Calcite Formation
Located in London, GB
A stunning half geode with an incredible amethyst and overlaid calcite formation at the bottom. The interior of the piece is a very deep cavity which presents very high-quality ameth...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Amethyst shell-like geode
Located in London, GB
Beautiful section of an amethyst geode, unusually thin in cross section and resembling a shell with gorgeous deep purple amethyst lining.
Origin : Artigas, Uruguay
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Small intense vivianite on matrix
Located in London, GB
Intense vivianite crystals on an earthy matrix. The vivianite crystals are water clear from edge and pearlescent on the cleaved surface. A wonderful, sculptural arrangement, evocativ...
Category
15th Century and Earlier Brazilian Antique Quartz Natural Specimens
Materials
Quartz, Rock Crystal
Electric Purple Amethyst Surrounded by White Quartz and Dark Blue/Grey Agate
Located in London, GB
The electric intensity of this piece's coloration makes it both stunning and unique. The sparkling color and natural wave-like form makes for a hypnotic sculpture evoking a sense of ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
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
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Genuine Smoky Quartz Crystal Cluster from Mina Gerais, Brazil (8.4 lbs)
Located in New York, NY
AAA quality, translucent to transparent, natural lusturous Brazilian Smoky Quartz Cluster with rutile crystal inclusions.
Smokey Quartz works with all of the Chakras, but can specif...
Category
21st Century and Contemporary Brazilian Quartz Natural Specimens
Materials
Crystal, Quartz, Other
Small towering grey druze stalactite formation
Located in London, GB
This small towering stalactite formation is covered in grey druze with tanbrown
accents and transparent quartz overlaying green celadonite.
This piece was legally and ethically sour...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Genuine Smoky Quartz Crystal Cluster from Mina Gerais, Brazil (5.3 lbs)
Located in New York, NY
AAA quality, translucent to transparent, natural lusturous Brazilian Smoky Quartz Cluster with rutile crystal inclusions.
Smokey Quartz works with all of the Chakras, but can specif...
Category
21st Century and Contemporary Brazilian Quartz Natural Specimens
Materials
Crystal, Quartz, Other
Genuine Smoky Quartz Crystal Cluster from Mina Gerais, Brazil (15 lbs)
Located in New York, NY
AAA quality, translucent to transparent, natural lusturous Brazilian Smoky Quartz Cluster with rutile crystal inclusions.
Smokey Quartz works with all of the Chakras, but can specif...
Category
21st Century and Contemporary Brazilian Quartz Natural Specimens
Materials
Crystal, Quartz
Sphalerite with Quartz and Dolomite from Dalnegorsk, Primorskiy Kray, Russia
Located in New York, NY
from Dalnegorsk, Primorskiy Kray, Russia Large cabinet specimen of a sparkling cluster of highly lustrous jet black sphalerite crystals in aggregates with rhombic dolomite crystals o...
Category
21st Century and Contemporary Russian Quartz Natural Specimens
Materials
Crystal, Quartz, 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
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Galena with Quartz and Pyrite From Joplin, Missouri, USA
Located in New York, NY
From Joplin, Missouri, USA An aesthetic formation of interconnected cubic galena crystals bright metallic luster all on gossan matrix. Undamaged specimen, classic old locality. This ...
Category
21st Century and Contemporary American Quartz Natural Specimens
Materials
Crystal, Quartz, Pyrite
Genuine Smoky Quartz Crystal Cluster from Mina Gerais, Brazil (8.2 lbs)
Located in New York, NY
AAA quality, translucent to transparent, natural lusturous Brazilian Smoky Quartz Cluster with rutile crystal inclusions.
Smokey Quartz works with all of the Chakras, but can specif...
Category
21st Century and Contemporary Brazilian Quartz Natural Specimens
Materials
Crystal, Quartz
Sphalerite with Quartz from Dalnegorsk, Primorskiy Kray, Russia
Located in New York, NY
from Dalnegorsk, Primorskiy Kray, Russia
Large cabinet specimen of jet black sphalerite crystals in compound groups of parallel crystals on matrix with quartz crystals.
8.8...
Category
21st Century and Contemporary Russian Quartz Natural Specimens
Materials
Crystal, Quartz
Natural Onyx Agate Quartz Geodes Decorative Objects, Set/Pair
Located in New York, NY
A beautiful, natural set of two (2) onyx agate geode objects. Colors include light blue, grey, and browns.
Dimensions:
3" Depth x 3.25" Width
2.94" Dept...
Category
20th Century Organic Modern Quartz Natural Specimens
Materials
Onyx, Agate, Quartz
Fluorapatite crystals in Quartz from Cerro de Mercado, Durango, Mexico
Located in New York, NY
From Cerro de Mercado, Durango, Mexico
Gem transparent yellow fluorapatite crystals embedded on both sides of its gray quartz chalcedony. The fluorapatite crystals are prismatic hex...
Category
21st Century and Contemporary Mexican Quartz Natural Specimens
Materials
Crystal, Quartz, Other
Sphalerite with Quartz from Elmwood Mine, Carthage, Smith County, Tennessee
Located in New York, NY
from Elmwood Mine, Carthage, Smith County, Tennessee
Large plate lined with scintillating micro quartz crystals with isolated rosettes of brilliant, lustrous sphalerite crystals. T...
Category
21st Century and Contemporary Quartz Natural Specimens
Materials
Crystal, Quartz
Green organic formation
Located in London, GB
A wonderful display piece showing a prominent thick stalactite at the centre,
covered with glass-like green-brown druzy quartz. The lower border
polished to reveal a wonderful sea gr...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Natural Grey Quartz Geode Decorative Object or Paperweight
Located in New York, NY
A beautiful natural grey quartz geode specimen. Great as a standalone object on shelf, table, atop books, on a desk, as a paperweight, etc. Very good condi...
Category
15th Century and Earlier Organic Modern Antique Quartz Natural Specimens
Materials
Crystal, Quartz
Geode with Orange Brown Crystals and Frontal Calcite Rosette
Located in London, GB
This pleasing open geode contains a bed of orange-brown amethystine
quartz of moderate size with a frontal rosette of several small calcite crystals.
The borders polished.
This ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Natural Basalt Section with Amethyst Exposed
Located in London, GB
This fascinating section of basalt perfectly illustrates how the precious
amethyst appears in the tunnels of the underground mines of Artigas.
Glistening deep purple crystals jump ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Stunning Brazilian Elestial Smokey Quartz
Located in London, GB
A gorgeous sculptural piece of elestial quartz. So-called elestial quartz originates from Brazil and is admired for its three-dimensional quality and transparent-smokey appearance. A...
Category
15th Century and Earlier Brazilian Antique Quartz Natural Specimens
Materials
Quartz
Natural Brazilian Citrine Quartz Specimen Mounted on Custom Acrylic Base
Located in Polanco, CDMX
Impressive natural Brazilian citrine quartz specimen multi points mounted on custom acrylic base.
Category
2010s Mexican Organic Modern Quartz Natural Specimens
Materials
Quartz
Free-Standing Quartz & Hematite Crystal XL 158 LBS
Located in Los Angeles, CA
Extra large, free-standing.
Polished Quartz crystal with Hematite.
From Brazil.
Overall tones are brown, sand, honey, deep yellow, & Beige.
158 LBS (Requires Special Delivery & ...
Category
15th Century and Earlier Brazilian Antique Quartz Natural Specimens
Materials
Crystal, Quartz
Amethyst Cluster Geode with Calcite From Brazil (24" Tall, 194 lbs.)
Located in New York, NY
A superb Brazilian Amethyst geode crystal cluster. This specimen is lined with large deep grape purple lustrous crystallized gems - transparent to translucent amethyst variety quartz crystals. The polished edges really bring out the look of the matrix and even show the agate formation...
Category
21st Century and Contemporary Brazilian Quartz Natural Specimens
Materials
Crystal, Quartz, Rock Crystal
Purple Amethyst Decorative Object or Paperweight
Located in New York, NY
A beautiful purple amethyst cluster decorative object, paperweight, or luxury display piece. A great piece for a bookshelf, cocktail table, on a desk as paperweight, etc. Dimensions:...
Category
15th Century and Earlier Organic Modern Antique Quartz Natural Specimens
Materials
Amethyst, Quartz
Topaz with Quartz from Dassu, Braldu Valley, Skardu District, Baltistan Pakistan
Located in New York, NY
From Dassu, Braldu Valley, Skardu District, Baltistan, Gilgit-Baltistan, Pakistan
Large gem translucent topaz crystal with muscovite and albite perched on top 2 intersecting quart...
Category
21st Century and Contemporary Quartz Natural Specimens
Materials
Crystal, Quartz, Rock Crystal
Half Polished Amethyst Geode with Agate Border and Calcite Formation
Located in London, GB
A half polished geode with a thick agatised border. The inside covered by deep purple amethyst crystals and 2 beautiful calcite formations at the centre, one of them covered with a b...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
High Quality Amethyst Goethite Inclusions Resembling Rosettes
Located in London, GB
An unusual piece of high quality deep purple amethyst with large peaked
crystals. Inside the amethyst multiple goethite crystals resembling rosettes
can be seen. Several of the cry...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Large Amethyst Chapel
Located in London, GB
This large amethyst chapel, a complete half of the original geode, shows
deep purple amethyst crystals punctuated with small stalactites and overlaid
...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Amethyst Geode Stalactites Cluster with Calcite from Uruguay ( 13"Tall, 25 lbs.)
Located in New York, NY
This specimen from San Eugenio, Artigas Dept., Uruguay is a large museum quality cluster of several stalactitic formations of scintillating gem amethyst crystals with 2 isolated gold...
Category
15th Century and Earlier Indian Antique Quartz Natural Specimens
Materials
Amethyst, Crystal, Quartz, Rock Crystal
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
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Egg Shaped Amethyst Geode with Calcite
Located in London, GB
A beautiful mostly complete egg shaped geode with a prominent calcite
to the left, partially polished. The amethyst crystals with high peaks and
of intense purple. The thick amethy...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Large Amethyst Formation with Calcite Towers
Located in London, GB
Two calcite “towers” grace the centre of this impressive piece, which also
has large peaked amethyst crystals and quartz and goethite covered calcites.
The exterior has been kept i...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Quartz, Agate, Amethyst
Large amethyst chapel with calcite and stalactites
Located in London, GB
Another large amethyst chapel, the corresponding half of the original geode,
showing deep purple amethyst crystals punctuated with small stalacti...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Dynamic Formation with Thick Agatised Borders
Located in London, GB
A dynamic formation with a thick blue-brown agatised border. The crystal
lined interior equally dynamic with shocks of electric amethyst contrasting
with darker colours on a bed of large stalactites...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Exceptional Quality Amethyst in a Jaw like Formation
Located in London, GB
Amethyst of the deepest colour is shown here in a formation resembling
an open mouth. The crystals are of high peaks with red tints toward the
tips. the borders unpolished to revea...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Geode Section with Rare Amethyst Formation and Intense Green Shell
Located in London, GB
This striking section cut from the centre of a geode, contains an unusual formation of calcite with a blanket of amethyst crystals. The borders are polished to reveal the beautiful c...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Lilac Half Geode with a Calcite Formation
Located in London, GB
A pleasing lilac amethyst formation of large crystals with a large honey
coloured calcite at the centre and a smaller calcite to the side.
Amethyst is predominantly light violet ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Exceptional Heart Shaped Formation with Icy Calcites
Located in London, GB
A stunning heart-shaped amethyst formation with a central rocket-shaped
calcite covered with a blanket of amethystine quartz and black goethite.
To the left an icy calcite covered ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Deep Purple Amethyst with Calcite and Polished Agate
Located in London, GB
Stunning geode cluster of an intense deep purple colour amethyst crystals. A big calcite stand-out from the crystals, covered with a blanket of black hematite.
This piece was lega...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Lilac Amethyst Formation with Central Rosette
Located in London, GB
A large bowl shaped piece formed of small lilac amethyst crystals with a
stunning central honey coloured calcite formation resembling a rosette.
At the base of the calcite pink...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
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
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Treasure Chest Borwn Druze, Polished Celadonite Border and Calcite Formation
Located in London, GB
A wonderful formation with abundant agatized exterior polished to reveal
the different mineral layers and the interior with a lining of brown drize
over various stalactites with a ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Ametrine and Finger like Calcites
Located in London, GB
A spectacular amethyst cluster with two sets of unusual finger-like calcite
crystals on a bed of druzy quartz. The formation is a pleasing dark purple
colour with large peaks and i...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Carved Rock Crystal Quartz Cockatoo Bird on Citrine
Located in Houston, TX
An intricately carved rock crystal cockatoo with amethyst tail, garnet eyes, agate beak and gilt bronze feet perched on a citrine druzy specimen. Superior workmanship and semi-precio...
Category
21st Century and Contemporary Brazilian Aesthetic Movement Quartz Natural Specimens
Materials
Amethyst, Quartz, Agate, Rock Crystal, Marble
Purple Amethyst Natural Specimen
Located in New York, NY
A beautiful and substantial purple amethyst natural specimen piece. A beautiful decorative object with a rich purple hue. Dimensions: 9" D x 12" W.
Category
20th Century Organic Modern Quartz Natural Specimens
Materials
Amethyst, Crystal, Quartz
Deep Purple Amethyst with Goethite Inclusions Within
Located in London, GB
An unusual piece of high quality deep purple amethyst with large peaked crystals. Inside the amethyst multiple goethite crystals, resembling heart...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Large Deep Spherical Amethyst Geode
Located in London, GB
A wonderful and substantial spherical geode is shown here, with deep purple
amethyst crystals enveloping a central calcite. A quintessential geode and a
striking display piece.
...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Monumental dynamic split geode
Located in London, GB
A very large split geode, the interior graced with the finest quality deep purple Uruguayan amethyst. The amethyst-lined stalactite walls of the ge...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Purple Half Geode Amethyst with Calcite Formations Shaped as Cathedral or Chapel
Located in London, GB
This is a stunning half geode with a shape often referred to by collectors as a “chapel” or “cathedral”, due to the elongated shape that occurred millions of years ago when trapped b...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Beautiful Intense Brown Druze Amethyst Cluster with Green Jasper
Located in London, GB
A stunning intense brown amethyst druze formation with stalactites.
The mineral sculpture is embellished by multiple stalactite formations, and gives the sensation of movement due ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Amethyst Section with Cut Stalactite Eye and Calcite
Located in London, GB
A beautiful oval shaped amethyst section with deep purple amethyst and two
cut amethyst eyes near the centre. A small calcite to the right completes the
composition.
This piece ...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Amethystine Black Galaxy Landscape Formation
Located in London, GB
An exceptional formation resembling an other-worldly landscape. This spherical
geode has been exposed to reveal a gorgeous amethystine quartz interior, the
tinted stalactites resem...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Large Geode Slice with Very High Peaked Crystals
Located in London, GB
A striking geode slice with very high peaked deep purple amethyst crystals. The
thick, prominent crystals allow us to appreciate the intense cloudy qualit...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Agatised Geode Slice with Rare Central Calcite Formation and White Quartz
Located in London, GB
Bordered by a thick, blueish agate layer, this wonderful slice preserves an interior
of large white quartz crystals with a prominent centr...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
Amethyst “Jewellery Box” Formation
Located in London, GB
In this alternative display, the stunning large geode with its agatised borders is
shown with the top presented vertically. The deep purple, high peaked crystals
are visible on the...
Category
15th Century and Earlier Uruguayan Antique Quartz Natural Specimens
Materials
Agate, Amethyst, Quartz
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