Large Okenite and Prehnite Geode

Description

Large okenite and prehnite geode from the Malad Quarry in India. 6” x 11” x 7”. 14 lbs, 6 oz.

Buyer's Premium

15%

Dimensions

6 x 11 x 7 in

Weight

14.6 lb

Large Okenite and Prehnite Geode

Lot 0068

Estimate $600-$700Sep 19, 2026, 1:00 PM EDT

Starting Price

Secure

$200

Good Bid

Strong Bid

Competitive Bid

Or select a higher max bid amount

Get approved to bid.

Fall Rock and Fossil Timed Clearance Auction

Sep 19, 2026, 1:00 PM EDT

Houston, TX, United States

Exceptional Celestite Geode: Exceptional dark blue celestite geode with large crystals from Madagascar. 8” x 8” x 5”. 14 lbs, 13 oz.

Sep 19, 2026Exceptional Celestite Geode

$350

Large Amethyst Geode With Stalactites and Large Calcite Crystal: Large amethyst geode with stalactites and large calcite crystal from Brazil. 20" x 18" x 9". 72.85 lb.

Sep 19, 2026Large Amethyst Geode With Stalactites and Large Calcite Crystal

$1,000

Large Citrine Vug Geode: Large and deep orange citrine vug geode with incredible color from Brazil. 10" x 10" x 14". 26 lbs, 13 oz.

Sep 19, 2026Large Citrine Vug Geode

$500

Exceptional Celestite Geode: Large, deep blue celestite geode with large crystals from Madagascar. 6” x 7” x 4.5”. 11 lbs, 10 oz.

Sep 19, 2026Exceptional Celestite Geode

$350

Agate Butterfly Wings on Metal Stand: Large and colorful agate geode wings on black metal stand. 30" x 29" x 10." 47 lbs, 7 oz.

Sep 19, 2026Agate Butterfly Wings on Metal Stand

$450

Exceptional Celestite Geode: Large, dark blue celestite geode with large crystals from Madagascar. 6” x 8” x 5”. 19 lbs, 3 oz.

Sep 19, 2026Exceptional Celestite Geode

$400

Agate and Druzy Geode Wings on Metal Stand: Large agate and druzy geode wings on custom metal stand from Brazil. 22" x 19" x 8". 31 lb, 6 ounces.

Sep 19, 2026Agate and Druzy Geode Wings on Metal Stand

$200

Large Amethyst Cathedral Geode: Large amethyst geode with fluorescent calcite crystals from Brazil. 19.5” x 13” x 10”. 45.5 lbs.

Sep 19, 2026Large Amethyst Cathedral Geode

$400

Large Mahogany Obsidian Freeform: Large polished mahogany obsidian freeform from Mexico. 9” x 4.5” x 4.5”. 7 lbs, 15 oz.

Sep 19, 2026Large Mahogany Obsidian Freeform

$100

Cubic Pyrite and Quartz Specimen: Cubic pyrite and quartz formation from the Huanzala Mine in Ancash, Peru. 6" x 7" x 3". 5 lbs, 6 oz.

Sep 19, 2026Cubic Pyrite and Quartz Specimen

$200

Ultra-Rare Vivianite Cannoli Crystal Formation: Ultra-rare, translucent green vivianite crystal cluster formation in the shape of a cannoli. Super high quality. 3.5" x 6" x 3". 2 lb, 9 ounces.

Sep 19, 2026Ultra-Rare Vivianite Cannoli Crystal Formation

$550

Ammonite on Custom Lucite Stand: Ammonite on custom lucite stand. 16" x 18" x 3.75". 36 lb, 8 ounces.

Sep 19, 2026Ammonite on Custom Lucite Stand

$900

Massive Unpolished Malachite Stalactite Formation - MONUMENT: Massive 85 pound malachite stalactite formation from the DR Congo. 25" x 16" x 6". 85 lb, 6 ounces.

Sep 19, 2026Massive Unpolished Malachite Stalactite Formation - MONUMENT

$3,000

Large Fibrous Malachite Formation: Large, top-quality, fibrous malachite formation from the DR Congo. 8" x 14.5" x 4.75". 13 lb, 3 ounces.

Sep 19, 2026Large Fibrous Malachite Formation

$1,500

Agate Butterfly Wings on Metal Stand: Stunning, colorful agate wings on black metal stand. Deep brown and blue colors. 21" x 20.5" x 6." 25 lbs, 4 oz.

Sep 19, 2026Agate Butterfly Wings on Metal Stand

$400

Fluorite and Druzy Obelisk Tower With Caverns: Purple, orange, gray and white fluorite and druzy obelisk with crystallized caverns. 12.5” x 4” x 3.75". 8 lbs, 6 oz.

Sep 19, 2026Fluorite and Druzy Obelisk Tower With Caverns

$40

Moroccan Jurassic Triple Starfish Fossil: Moroccan Jurassic triple starfish fossil. 7.5" x 7.5" x 1". 3.02 pounds.

Sep 19, 2026Moroccan Jurassic Triple Starfish Fossil

$300

Smoky Quartz Cluster: Smoky quartz cluster with large crystals from Brazil. Heat-treated. 7.5" x 7" x 3". 6 lb.

Sep 19, 2026Smoky Quartz Cluster

$150

Kyanite and Quartz Cluster on Spinning Stand: Kyanite and quartz cluster on custom metal spinning stand from Brazil. 12" x 6" x 5". 8 lb, 3 ounces.

Sep 19, 2026Kyanite and Quartz Cluster on Spinning Stand

$350

Megalodon Shark Tooth Fossil: Large megalodon shark tooth fossil from the North Carolina area. 4.75" x 3.75" x 1". 7.5 ounces.

Sep 19, 2026Megalodon Shark Tooth Fossil

$250

Related Items

Beautiful Large Cut & Polished Geode Cave Quartz Cluster. Amazing Color! Nice Large Example: Beautiful Large Cut & Polished Geode Cave Quartz Cluster. Amazing Color! Nice Large Example

4 days LeftBeautiful Large Cut & Polished Geode Cave Quartz Cluster. Amazing Color! Nice Large Example

$10

Large Amethyst Geode With Stalactites and Large Calcite Crystal: Large amethyst geode with stalactites and large calcite crystal from Brazil. 20" x 18" x 9". 72.85 lb.

Sep 19, 2026Large Amethyst Geode With Stalactites and Large Calcite Crystal

$1,000

Beautiful Quartz Crystal Geode Cave, Cut and Polished Geode.: Beautiful Quartz Crystal Geode Cave, Cut and Polished Geode.

4 days LeftBeautiful Quartz Crystal Geode Cave, Cut and Polished Geode.

$10

Agate Butterfly Wings on Metal Stand: Large and colorful agate geode wings on black metal stand. 30" x 29" x 10." 47 lbs, 7 oz.

Sep 19, 2026Agate Butterfly Wings on Metal Stand

$450

Agate and Druzy Geode Wings on Metal Stand: Large agate and druzy geode wings on custom metal stand from Brazil. 22" x 19" x 8". 31 lb, 6 ounces.

Sep 19, 2026Agate and Druzy Geode Wings on Metal Stand

$200

Exceptional Celestite Geode: Large, deep blue celestite geode with large crystals from Madagascar. 6” x 7” x 4.5”. 11 lbs, 10 oz.

Sep 19, 2026Exceptional Celestite Geode

$350

Large Citrine Vug Geode: Large and deep orange citrine vug geode with incredible color from Brazil. 10" x 10" x 14". 26 lbs, 13 oz.

Sep 19, 2026Large Citrine Vug Geode

$500

Exceptional Celestite Geode: Large, dark blue celestite geode with large crystals from Madagascar. 6” x 8” x 5”. 19 lbs, 3 oz.

Sep 19, 2026Exceptional Celestite Geode

$400

Exquisite Iridescent Glass Faceted Beads Large Tear, Small Tear and Square Shape Beads: Exquisite Iridescent Glass Faceted Beads Large Tear, Small Tear and Square Shape Beads with Champagne Spacer Beads and Large Geode Beads Necklace, has a Tassel made of 14 Strings of Champagne Iridesce

5 days LeftExquisite Iridescent Glass Faceted Beads Large Tear, Small Tear and Square Shape Beads

$10

Large Mineral, Rock, and Geode Collection: Large Mineral, Rock, and Geode Collection to include Quartz crystal clusters, amethyst geodes, fluorite, calcite, celestite, sulfur, pyrite, malachite, azurite, coral specimen, polished stone, and ass

Sep 12, 2026Large Mineral, Rock, and Geode Collection

$350

Large Amethyst Cathedral Geode: Large amethyst geode with fluorescent calcite crystals from Brazil. 19.5” x 13” x 10”. 45.5 lbs.

Sep 19, 2026Large Amethyst Cathedral Geode

$400

4.80ct Meadow Glow Prehnite: 4.80ct Meadow Glow Prehnite These 4.80ct natural prehnite gemstones feature a soothing warm green hue and excellent transparency, cut in elegant oval shapes. The gentle glow and serene color evoke a s

10 hrs Left4.80ct Meadow Glow Prehnite

$150

Related Searches

Crystal Minerals Fossil Specimen Fossils and Minerals geological geology Mineral Rocks Mineral Specimens Mineralized Fossil Rare Rocks rock collection Afghan Knife afghan rug Price Results Auctions in Houston

TOP