LiveAuctioneers

How to Win
New
Upcoming Auctions
Auctions Near Me
Auction House Directory
Price Results

Categories

Art
Jewelry
Asian Antiques
Furniture
Collectibles
Coins
Home & Decor
Fashion
Explore Categories

Help
Consign

Explore Categories

Upcoming Auctions

Auctions Near Me

Drawings
Mixed Media & Collages
Paintings
Photography
Prints & Multiples
Scrolls, Screens & Fan Paintings
Sculptures
Statues & Statuettes

Artists

Andy Warhol
Banksy
Francis Bacon
Frank Stella
Jean-Michel Basquiat
Keith Haring
Pablo Picasso
Roy Lichtenstein

Popular Searches

Bronze Statues
Folk Art
Lithographs
Oil Paintings
Pencil Drawings
Portraits

Browse by Origin

African
American
Ancient Egyptian
Ancient Greek and Roman
Asian
Catholic
Egyptian
European
Middle Eastern
Oceanic/Pacific Rim

Bracelets
Brooches & Pins
Cufflinks, Tie Pins & Tie Clips
Earrings
Loose Stones & Beads
Necklaces & Pendants
Rings
Watches

Featured

Bulgari
Bulova
Cartier
Chanel
Chopard
Omega
Patek Philippe
Rolex
Swarovski
Tiffany & Co.
Van Cleef & Arpels

Popular Searches

18K Gold Jewelry
Diamond Jewelry
Emeralds
Pearls
Rubies
Sapphires

Art
Collectibles
Fashion
Furniture
Jewelry
Tableware & Barware
Vases & Garnitures

Browse By Origin

Chinese Antiques
Indian Antiques
Japanese Antiques
Korean Antiques
Persian Antiques
Southeast Asian Antiques
Tibetan Antiques

Featured

Bronze
Cloisonne
Han Dynasty
Jade Jewelry
Ming Dynasty
Porcelain
Qing Dynasty
Woodblock Prints

Beds & Headboards
Cabinets & Storage
Seating
Tables

Coffee & Cocktail Tables
Desks & Writing Tables
Dining Tables

Benches
Chairs
Sofas & Settees

Cabinets & Storage

Armoires & Wardrobes
Bookcases, Display Cases & Shelves
Buffets, Sideboards & Credenzas
Dressers & Chests of Drawers

Browse By Styles

Art Deco
Chippendale
Federal Style
Hollywood Regency
Mid-Century Modern
Mission Style
Queen Anne
Rococo
Victorian

Featured

Eames Chairs
George Nelson
Hans Wegner
Herman Miller
Milo Baughman
Paul Evans
Stickley

Advertisements & Signs
Automobilia & Petroliana
Banks, Registers & Vending Machines
Books, Magazines & Papers
Breweriana & Beer Collectibles
Cameras & Photo Equipment
Coins, Currency & Stamps
Figurines & Miniatures

Desk Accessories
Hardware
Hunting & Fishing
Maps & Atlases
Musical Instruments
Radios, Phones & Electronics
Railroad Collectibles
Religious & Spiritual Objects
Rocks, Minerals & Fossils

Scientific & Medical Objects
Tobacciana
Toys & Hobbies
Vanity, Perfume & Grooming
Weapons & Armor
Wine & Spirits

Bills & Currency Notes
Bullion
Coins
Exonumia
Stamps
Stocks, Bonds & Bank Certificates

Browse By Origin

African
American
Ancient Greek and Roman
Asian
Byzantine
Egyptian
European
Middle Eastern
Oceanic/Pacific Rim

Featured Coins

Commemoratives
Dollars & Half Dollars
Gold Coins
Half-Dimes and Dimes
Nickels
Proof Sets
Quarters

Candle Holders
Clocks
Decorative Baskets
Fireplaces & Mantels
Fireplace Accessories
Garden Ornaments & Accents
Kitchenware
Lighting
Outdoor & Patio Furniture
Picture Frames

Coat Racks & Umbrella Stands
Magazine Racks
Mirrors
Planters, Cachepots & Jardinieres
Rugs & Carpets
Tableware & Barware
Textiles & Linens
Vases & Vessels

Featured

Art Glass
Baccarat
KPM
Lalique
Limoges
Meissen
Murano
Rookwood
Sèvres
Tiffany Studios

Dresses & Gowns
Jackets & Coats
Pants & Trousers
Robes & Kimonos
Shirts & Blouses
Skirts
Suits & Ensembles
Sweaters
Vests

Accessories

Bags & Purses
Belts & Chatelaines
Canes & Walking Sticks
Eyeglasses & Spectacles
Neckties, Bowties & Bolo Ties
Pocket Squares
Scarves, Wraps & Shawls
Shoes
Wallets & Money Clips

Featured Designers

Chanel
Chloe
Christian Dior
Gucci
Hermes
Louis Vuitton
Michael Kors
Yves Saint Laurent

Rocks, Minerals & Fossils

Meteorites & Tektites

Three Porphyry Discoidal First Image

#image-loader-main { display: none; }

Three Porphyry Discoidal First Image

Three Porphyry Discoidal

Total Sales1 Sold

Median Sale Price

Sale Price Range

Similar Upcoming Sales

Historic Roman Cut and Polished Roman Imperial Porphyry Sections (1 of 1)

Historic Roman Cut and Polished Roman Imperial Porphyry Sections

TimeLine Auctions Ltd.

Jun 06, 2026

Historic Spartan Basalt Cut and Polished Dark Green Porphyry Slab (1 of 1)

Historic Spartan Basalt Cut and Polished Dark Green Porphyry Slab

TimeLine Auctions Ltd.

Jun 02, 2026

Historic Spartan Basalt Cut and Polished Dark Green Porphyry Fragment Group (1 of 1)

Historic Spartan Basalt Cut and Polished Dark Green Porphyry Fragment Group

TimeLine Auctions Ltd.

Jun 03, 2026

Historic Spartan Basalt Cut and Polished Green Porphyry Fragment (1 of 1)

Historic Spartan Basalt Cut and Polished Green Porphyry Fragment

TimeLine Auctions Ltd.

Jun 02, 2026

Historic Roman Cut and Polished Roman Imperial Purple Porphyry Section (1 of 1)

Historic Roman Cut and Polished Roman Imperial Purple Porphyry Section

TimeLine Auctions Ltd.

Jun 02, 2026

As Seen On

Shop With Confidence

Since 2002, LiveAuctioneers has made exceptional items available for safe purchase in secure online auctions.

Bid in the world’s best auctions for art, antiques, luxury and collectibles.

Company

About LiveAuctioneers
Careers
Reviews

Winning

How Auctions Work
Auction Calendar
Auctions Near Me
Auction House Directory
Auction Price Results

Selling

Seller Sign-In
Why Sell
Become a Seller
Seller Resource Center
Seller Reviews
Consign an Item

Help Center

Get Help

Connect With Us

© 2002-2026 LiveAuctioneers. All Rights Reserved.

Terms and Conditions

Intellectual Property

This site is protected by reCAPTCHA and the Google Terms of Service and Privacy Policy apply.

TOP