Other Mineral Specimens
other mineral specimens — pre-owned
Browse 8,656 other mineral specimens — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Chrysoberyl Cyclic Twin Trilling Crystal Small Gem Mineral Specimen 2.29 Carats
0.58 x 0.66 x 0.52 cm. Weighs 2.29 Carats.

Ellensburg True Blue Agate 134.8 Carats.
The Ellensburg True Blue Agate is a stunning mineral specimen originating only in Ellensberg Washington. With a beautiful pink hue and weighing 134.8 carats, this unique piece is sure to be a prized addition to any collection of rocks, fossils, and minerals. Its striking color makes it a standout piece for collectors of crystals and mineral specimens, showcasing the beauty and diversity of nature's creations.

Assorted Crystal and Mineral Specimens Lot, Tumbled and Raw Stones, Mixed Shapes
pyrite amethyst tiger's eye quartz and more! beautiful

Barite mineral specimen with reddish Vanadinite crystal inclusions
The product is a barite mineral specimen with reddish vanadinite inclusions. This unique and collectible item holds geological and mineralogical value. The presence of vanadinite inclusions adds a rare and vibrant touch to the specimen, making it a desirable piece for collectors or enthusiasts of rocks, fossils, and minerals. This barite specimen showcases the beauty and complexity of nature, making it a valuable addition to any collection. From Mibladen, Morocco 2 1/2 inches long

Excellent set of six Tsumeb minerals, small cabinet size
Minerals are-. Wulfenite to 5 mm, smithsonite, goethite, azurite, malachite and manganite on calcite. Germanite, reinerite, tennantite.

Vintage RARE PORTER Chemical Company MINERALOGY KIT No. 810 rock specimens
This mineralogy kit provides a diverse range of samples for collectors and enthusiasts interested in minerals and geology. The pictures provide the exact depiction of the Kit you will receive.

(3) Australian Boulder Opal Polished Stones ~ 10.5 Total Carats ~ Great Colors!!
(3) Beautiful Boulder Opal Polished Stones..Great Colors..Jewelry Ready..10.5 Total Carats..Check them out!! Thanks!! FREE SHIPPING!!

? agate / geode mineral ash tray / rock shallow dish UK SELLER
Al and Clare.

Collection of Tsumeb mineral specimens
Germanite, reinerite. Cuprite malachite and calcite. Malachite on aragonite.

Cubic Zirconia (CZ) Faceting Rough Bag- Mixed Colours - 1000ct
CUBIC ZIRCONIA FACETING BAG - 1000 CARATS. Premium quality cubic zirconia rough for faceting enthusiasts and professionals. • Various sizes ideal for different faceting projects. ✓ Faceting and cutting beautiful gemstones.

St. Petersburg, Florida FL Ft. DeSoto Beach Sand Sample White Sand Sample 6oz
Beach Sand Sample - 6 oz weight Shoreline beach sand from Ft DeSoto Beach, Florida. White sand, has small black flecks (see all photos). Want to customize an order? Send me a message for combining items or if you have a specific size request.
You save $1.80

Synthetic Sapphire (Corundum) Faceting rough bag- Mixed Colours - 350ct
Premium quality synthetic sapphire rough for faceting enthusiasts and professionals. • Various sizes ideal for different faceting projects. ✓ Faceting and cutting beautiful gemstones. • Mixed variety of synthetic sapphire pieces.

Gilsonite vein Quartzose Sandstone Eocene Uintah Formation near Bonanza Utah
Gilsonite vein in Quartzose Sandstone. near Bonanza, Uintah County, Utah. Natural Hydrocarbon resin from the Eocene Epoch. Uinta Basin and Formation. self collected in April 2022.

Fluorite Crystals Cave In Rock Mine. Harden County. Ilinois USA. (EA11306)
Cave-in-Rock fluorite is especially noted for its clarity, zoning, and classic cubic habits. As both a geological record and an aesthetic display piece, it reflects the enduring reputation of Cave-in-Rock fluorite among serious collectors.

Blue Opalescent Sapphire Rough. Natural Celon Specimin Sri Lanka Gem 4.25ct
This one has always been my favorite. Blue Opalescent celon sapphire from Sri Lanka. Very nice rough specimen, this piece can be cut into a nice Opalescent gem. This is also unheated so once cut and heated you could have a real banger, so its more expensive, but well worth it. I will keep lowering the price until it sells so keep checking back..4.25ct 14.12 x 6.72mm. Comes with a free gem case. Comes out of my personal collection

c. 1910 Train Railroad ANDREWS NE Vtg Photo Seibert Family Water Tank OOAK
~Vtg Photo Seibert Family Estate Photographs~. The photographs are overall good condition for the age. There are a few visible marks and stains on the photograph from age.
You save $287.50

Fluorite mineral specimen, Matlock, Derbyshire
Display specimen of yellow to colourless crystals of Fluorite to 12 mm with yellow phantom in colourless crystals on a matrix of massive fluorite and galena. From Mann Hill Quarry, Matlock, Derbyshire, UK. Comes in a labelled tray. Overall size 11x8x4 cm.

? agate / geode mineral ash tray / trinket rock shallow dish UK SELLER
Al and Clare.

? agate / geode mineral ash tray / trinket rock shallow dish UK SELLER
Al and Clare.

Z~ Gemmy Rhodochrosite Stalactite Rough w Polished Face 12 lbs
Im sure that if it were sliced that the slabs would end up smaller pieces.

BIG 58ct Ethiopian Chocolate Shewa Opal ~ TRI-Base w/ COLOR ~ FREE SHIPPING!!
BIG 58ct Shewa Opal w/ tri-color base (Black/Honey/White) and plenty of Multicolored Fire..Check ot out..Thanks!! **Photos taken DRY under normal table light**

20 grams (0.7 oz) - Star Sand beach Sand sample from Okinawa Japan Rare & Unique
20 grams (approx 0.7 oz) of star sand beach sand from Okinawa Japan. 20 grams (0.7 oz) Star Sand Beach Sand sample from Okinawa, Japan. Star sand is a unique biogenic sand composed of the microscopic skeletons of single-celled sea creatures belonging to the foraminifera group.

BEACH SAND from beautiful California Beaches

Vintage Gemstone & Mineral Collection In Orange Box With Label Guide & Lock
In a quaint orange box lies a treasure trove of Earth's wonders. This collection, numbered and labeled, reveals the stories of ancient lands, from Mexico's apatite to Arizona's aurorite. Each mineral, like a story etched in stone, awaits discovery. The box, a guardian of secrets, whispers tales of geological marvels. • Includes labeled mineral samples • Orange box with lock • Vintage collection with guide • Diverse mineral origins • Compact and portable Features: • One original owner! Condition: Pre-Owned Box has light wear on edges, but overall in good condition. Box dimensions: 8 inches x 6 inches x 3 inches. "Power Selling Mom Consignment"

Uncut Whole Geodes Break Your Own Natural Thunder Eggs Lot Of 5
I believe these came from Eastern Oregon. We have many more! .

VINTAGE Gemstone Nuggets Souvenir Box Agate Petrified Wood Mixed Stones
The box is 2-1/8" long, 1-5/8" wide, 3/4" deep. Perfect for collectors, crafting, or display! • "Gemstone Nuggets" Souvenir Box - Mixed Stones Collection. This "Gemstone Nuggets" souvenir box is pre-owned and in very good condition.

Small Chrysoberyls 0.6 Grams Approx Minas Gerais, Brazil
Lovely little chrysoberyls from Minas Gerais in Brazil (full location on a label in one of the pics) The chrysoberyls come out of an old collection and I doubt they’ve been out of the box in many a year 3 available - listing price is for one only Weights vary but all are approx 3 carats - 0.6 grams chrysoberyl measures approx 0.7cm long

Bituminous Coal Specimen, State Rock of West Virginia, High Grade, 1.66 pounds
West Virginia designated bituminous coal as the state rock in 2009 to symbolize the integral part the coal industry has played in the "economic and social fabric of the state.". There are four basic types of coal: lignite, subbituminous, bituminous and anthracite.

Vintage Specimens From The Desert Rock Mineral Specimen Board Obsidian Jasper
Remaining stones appear present: Gold Ore, Feldspar, Jasper, Mica, Copper, Iron, Garnet, Opalite, Pet Wood, Obsidian, Porphyry. Shows age discoloration, stains, and corner wear to card. 'Pyrite' sample missing; adhesive/burn marks visible.
You save $6.00

Large 586 Gram Dominican AMBER Specimen for Artists Jewelers Collectors Natural
This stunning 586 gram Dominican amber specimen is perfect for artists, jewelers, and collectors alike. With its natural, unaltered beauty, this piece is sure to catch the eye of anyone who sees it. The unique characteristics of this specimen make it an ideal material for creating one-of-a-kind jewelry and sculptures, or simply as a standout display piece. The amber was formed millions of years ago in the Dominican Republic, making it a truly rare and valuable find. The rich, honey-like color and intricate patterns within the specimen are a testament to its quality and authenticity. Don't miss your chance to own this remarkable piece of natural history.

Native Copper with Quartz Specimen 272g | Natural Uncut Mineral
Natural native copper with quartz and host rock mineral specimen. • Weight: 272 grams • Size: approx. 1.7” x 2.6” x 2.7” This piece is uncut, unpolished, and in natural condition, featuring solid native copper masses embedded in quartz and natural stone matrix. Surface oxidation and irregular textures are natural and expected. Suitable for mineral collectors, geology displays, or cabinet specimens. Please review all photos, as they are part of the description.

Quartz & Calcite. Cavnic Mine, Cavnic Romania (EA10568)
As conditions stabilised and temperatures lowered, quartz grew as elongated, well-defined prisms. Later pulses of calcium-rich fluids introduced calcite, which preferentially nucleated on select crystal faces where changes in chemistry and temperature created favourable conditions.

Synthetic Spinel Faceting Rough Bag- Mixed Colours - 350ct
High‑quality synthetic spinel rough ideal for faceting practice, jewellery projects, and bulk cutting. MIXED SYNTHETIC SPINEL FACETING BAG – 350 CARATS. • Various sizes suitable for different faceting designs and yields.

Bituminous Coal Specimen, State Rock of West Virginia, 1 pound 10.6 ounces
West Virginia designated bituminous coal as the state rock in 2009 to symbolize the integral part the coal industry has played in the "economic and social fabric of the state.". There are four basic types of coal: lignite, subbituminous, bituminous and anthracite.

Fluorite mineral specimen, Matlock, Derbyshire
Display specimen of yellow to colourless crystals of Fluorite to 12 mm with yellow phantom in colourless crystals on a matrix of massive fluorite and galena. From Mann Hill Quarry, Matlock, Derbyshire, UK. Comes in a labelled tray. Overall size 8x5x3 cm.

Fluorite mineral specimen, Matlock, Derbyshire
Display specimen of yellow to colourless crystals of Fluorite to 12 mm with yellow phantom in colourless crystals on a matrix of massive fluorite and galena. From Mann Hill Quarry, Matlock, Derbyshire, UK. Comes in a labelled tray. Overall size 8x4x2 cm.

GYPSUM Angervillier Quarry, near Paris, France Miniature 6x5 Cm
GYPSUM Angervillier Quarry, near Paris, France Miniature 6x5 Cm

Tulum Beach Sand Sample Quintana Roo, Mexico Beach Sand Sample 2oz Pink
Beach Sand Sample - 2 oz weight Tulum Beach - Quintana Roo, Mexico Sand Sample Off-white sand, medium grade, has small pink flecks (see all photos). Want to customize an order? Send me a message for combining items or if you have a specific size request.
You save $2.64

MCM Vintage Rock Minerals Collection Labeled Specimens Retro 50s 60s Box Set

Fluorite Crystals, Is Murvonis Mine, Sardinia. Italy (EA11411) oldtime classic
Fluorite from this area crystallised from mineral-rich fluids circulating through fractures and cavities in the host rock, allowing well-developed cubic crystals to form.