Rocks, Minerals & Fossils

Geodes & Minerals

GEOLOGICAL GEODE SPECIMEN ON CLEAR ACRYLIC BASE First Image

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

GEOLOGICAL GEODE SPECIMEN ON CLEAR ACRYLIC BASE First Image

GEOLOGICAL GEODE SPECIMEN ON CLEAR ACRYLIC BASE

Total Sales1 Sold

Median Sale Price

Sale Price Range

Similar Upcoming Sales

Amethyst Geode with Polished Edges (1 of 2)

Amethyst Geode with Polished Edges

Fossils & Gemstones of Houston

Feb 22, 2026

GEODE ROCK STONE LAPIDARY SPECIMEN (1 of 2)

GEODE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

4 days Left

Lovely Geode Amethyst Cluster (1 of 5)

Lovely Geode Amethyst Cluster

Inspired Auctions

Feb 19, 2026

AMETHYST CATHEDRAL FORM GEODE (1 of 2)

AMETHYST CATHEDRAL FORM GEODE

Thomaston Place Auction Galleries

Feb 20, 2026

Amethyst Rock Crystal Cathedral Geode (1 of 9)

Amethyst Rock Crystal Cathedral Geode

Auctions at Showplace

Mar 26, 2026

94 Pound Uruguayan Amethyst Geode WIth Large Stalactites - MONUMENT (1 of 9)

94 Pound Uruguayan Amethyst Geode WIth Large Stalactites - MONUMENT

Fossils & Gemstones of Houston

Feb 22, 2026

42.16 gram Natural Amethyst Geode (1 of 4)

42.16 gram Natural Amethyst Geode

Antique Finder Services

2 days Left

Amethyst Cluster With Yellow Hue ROCK STONE LAPIDARY SPECIMEN (1 of 2)

Amethyst Cluster With Yellow Hue ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

3 days Left

Amethyst Crystal Cluster on Matrix ROCK STONE LAPIDARY SPECIMEN (1 of 3)

Amethyst Crystal Cluster on Matrix ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

3 days Left

Amethyst Crystal Geode Display (1 of 1)

Amethyst Crystal Geode Display

TimeLine Auctions Ltd.

Mar 03, 2026

AMETHYST ROCK STONE LAPIDARY SPECIMEN (1 of 3)

AMETHYST ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

4 days Left

Moroccan Amethyst Geode (1 of 3)

Moroccan Amethyst Geode

Fossils & Gemstones of Houston

Feb 22, 2026

Amethyst, Quartz and Hematite Flower Formation (1 of 2)

Amethyst, Quartz and Hematite Flower Formation

Fossils & Gemstones of Houston

Feb 22, 2026

Amethyst Cathedral Geode (1 of 2)

Amethyst Cathedral Geode

Fossils & Gemstones of Houston

Feb 22, 2026

Excellent Agate Geode w/ Crystal Center (1 of 4)

Excellent Agate Geode w/ Crystal Center

Antique Finder Services

1 day Left

GEODE ROCK STONE LAPIDARY SPECIMEN (1 of 2)

GEODE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman Auctioneers

4 days Left

Similar Sale History

Unlock All Prices

Sold

GEOLOGICAL GEODE SPECIMEN ON CLEAR ACRYLIC BASE (1 of 3)

GEOLOGICAL GEODE SPECIMEN ON CLEAR ACRYLIC BASE Geological heat-treated amethyst geode specimen, mounted on colorless acrylic base, specimen: approx 9.5"h, 11"w, 5.5"d, overall: approx 11 7/8"h, 11"w, 5.5"d, 16.25lbs

Sold

GEOLOGICAL PETRIFIED WOOD SPECIMEN ON CLEAR ACRYLIC BASE (1 of 3)

GEOLOGICAL PETRIFIED WOOD SPECIMEN ON CLEAR ACRYLIC BASE Geological petrified wood slab, Madagascar, mounted on colorless acrylic base, specimen: approx 13.75"h, 12"w, 1"d, overall: approx 15"h, 12"w, 4"d, 11lbs

Sold

GEOLOGICAL APOPHYLLITE CLUSTER SPECIMEN ON CLEAR ACRYLIC BASE (1 of 3)

GEOLOGICAL APOPHYLLITE CLUSTER SPECIMEN ON CLEAR ACRYLIC BASE Geological apophyllite cluster, mounted on colorless acrylic base, specimen: approx 10.5"h, 12.5"w, 4.5"d, overall: approx 12.25"h, 13"w, 4.5"d, 20.25lbs

Sold

GEOLOGICAL PETRIFIED WOOD SPECIMEN ON CLEAR ACRYLIC BASE (1 of 3)

GEOLOGICAL PETRIFIED WOOD SPECIMEN ON CLEAR ACRYLIC BASE Geological petrified wood slice, on colorless acrylic base, specimen: approx 11"h, 10.5"w, 0.75"d, overall: approx 12.5"h, 10.5"w, 4"d, 8lbs

Sold

AMETHYST QUARTZ GEODE PORTION ON ACRYLIC BASE (1 of 5)

AMETHYST QUARTZ GEODE PORTION ON ACRYLIC BASE Amethyst geode portion specimen on clear acrylic display base. Please note the stone appears to be glued to the base. Measures approx. 9 1/2" height x 8" width (24.1cm x 20.3cm) overall including base

Sold

GEOLOGICAL MICA SPECIMEN TABLE LAMP ON CLEAR BASE (1 of 4)

GEOLOGICAL MICA SPECIMEN TABLE LAMP ON CLEAR BASE Mica specimen, India, now fashioned as a single-light table lamp, mounted on clear acrylic base, accompanied by rectangular fabric shade, specimen: approx 13"h, 10"w, 5"d, overall with shade: approx 3

Sold

GEOLOGICAL ROSE QUARTZ 1-LIGHT TABLE LAMP ON CLEAR ACRYLIC BASE (1 of 5)

GEOLOGICAL ROSE QUARTZ 1-LIGHT TABLE LAMP ON CLEAR ACRYLIC BASE Geological rose quartz specimen, now fashioned as a single-light table lamp, mounted on colorless acrylic base, accompanied by Canterbury Roseart silk drum shade, observed operating for five minutes,

Sold

AMETHYST GEOLOGICAL SPECIMEN ON ACRYLIC BASE (1 of 3)

AMETHYST GEOLOGICAL SPECIMEN ON ACRYLIC BASE Large Amethyst geological specimen, mounted on an acrylic base, approx 14"h, 13.5"w, 4"d, 21.75lbs Start Price: $100.00

Sold

GEOLOGICAL AGATE SPECIMEN ON ACRYLIC BASE (1 of 3)

GEOLOGICAL AGATE SPECIMEN ON ACRYLIC BASE Agate slice, Brazil, mounted on colorless acrylic base, fossil: 11.5"h, 9.5"w, 2"d, overall: approx 13"h, 9.5"w, 4"d, 7.8lbs Start Price: $100.00

Sold

(3) GEOLOGICAL HONEYCOMB CALCITE SPECIMENS ON ACRYLIC BASES (1 of 3)

(3) GEOLOGICAL HONEYCOMB CALCITE SPECIMENS ON ACRYLIC BASES (lot of 3) Honycomb calcite shards, each mounted on colorless acrylic base, largest specimen: approx 8"h, 6.5"w, 1.25"d, overall: approx 10.25"h, 6.5"w, 2"d, smalles

Sold

GEOLOGICAL PETRIFIED WOOD SPECIMEN ON ACRYLIC BASE (1 of 3)

GEOLOGICAL PETRIFIED WOOD SPECIMEN ON ACRYLIC BASE Petrified wood slice, mounted on colorless acrylic base, specimen: approx 12"h, 15"w, 0.75"d, overall: approx 13.5"h, 15"w, 4"d, 8.5lbs

Sold

GEOLOGICAL MALACHITE SPECIMEN ON COLORLESS ACRYLIC BASE (1 of 3)

GEOLOGICAL MALACHITE SPECIMEN ON COLORLESS ACRYLIC BASE Geological malachite specimen, mounted on colorless acrylic base, specimen: approx 4.25"h, 3.25"w, 1.5"d, overall: approx 6"h, 3.5"w, 2"d, 1.75lbs

Sold

GEOLOGICAL AMMONITE FOSSIL SPECIMEN ON ACRYLIC BASE (1 of 3)

GEOLOGICAL AMMONITE FOSSIL SPECIMEN ON ACRYLIC BASE Geological ammonite fossil specimen, on polished nickel rod and colorless acrylic base, specimen: approx 10"h, 8"w, 4"d, overall: approx 12"h, 7.5"w, 5"d, 11.25lbs

Sold

HONEYCOMB CALCITE SPECIMEN ON ACRYLIC BASE (1 of 3)

HONEYCOMB CALCITE SPECIMEN ON ACRYLIC BASE Honeycomb calcite geological specimen, mounted on an acrylic base, specimen: approx 14.5"h, 10"w, overall: approx 16"h, 10"w, 4.25"d, 11lbs Start Price: $150.00

Sold

SPHERICAL TIGER'S EYE SPECIMEN ON CLEAR BASE (1 of 2)

SPHERICAL TIGER'S EYE SPECIMEN ON CLEAR BASE Polished tiger's eye specimen, of spherical form, mounted on clear acrylic base, specimen: approx 5.5"h, 5.5"w, 5.5"d, overall: approx 8"h, 5.5"w, 5.5"d, 9lbs total Start Price: $100.00

Sold

GEOLOGICAL HONEYCOMB CALCITE SLICE ON COLORLESS ACRYLIC BASE (1 of 3)

GEOLOGICAL HONEYCOMB CALCITE SLICE ON COLORLESS ACRYLIC BASE Geological honeycomb calcite specimen, mounted on colorless acrylic base, specimen: approx 8"h, 6"w, 1.25"d, overall: approx 10"h, 6"w, 7"d, 4.25lbs

Sold

LARGE CRINOID SPECIMEN ON ACRYLIC BASE (1 of 4)

LARGE CRINOID SPECIMEN ON ACRYLIC BASE Crinoid fossil, Morocco, on clear acrylic base, fossil: approx 13"h, 21"w, 1"d, overall: approx 17"h, 21"w, 3.5"d, 17.1lbs Start Price: $150.00

Sold

APOPHYLLITE SPECIMEN TABLE LAMP ON CLEAR BASE (1 of 6)

APOPHYLLITE SPECIMEN TABLE LAMP ON CLEAR BASE Apophyllite specimen, India, now fashioned as a single-light table lamp, mounted on clear acrylic base, accompanied by rectangular fabric shade, specimen: approx 11"h, 8"w, 3"d, overall with shade: ap

Sold

(2) PURPLE AMETHYST GEODE TABLE LAMPS (1 of 4)

(2) PURPLE AMETHYST GEODE TABLE LAMPS (pair) Amethyst geode specimen table lamps, each in cathedral shape, over acrylic bases, accompanied by linen drum shades accented with nail heads, approx 20.25"h (to socket), 9"w, 8.75"d; 50lbs total

Sold

GEOLOGICAL ORTHOCERAS SPECIMEN 1-LT TABLE LAMP (1 of 5)

GEOLOGICAL ORTHOCERAS SPECIMEN 1-LT TABLE LAMP Orthoceras specimen, now fashioned as a single-light table lamp, mounted on colorless acrylic base, accompanied by fabric shade, specimen: approx 15.5"h, 12"w, 2"d, overall with shade: approx 29"h, 20

Sold

GEOLOGICAL PETRIFIED WOOD SPECIMEN 1-LT TABLE LAMP (1 of 5)

GEOLOGICAL PETRIFIED WOOD SPECIMEN 1-LT TABLE LAMP Geological petrified wood slab, now fashioned as a single-light table lamp, rising on colorless acrylic base, accompanied by fabric shade, specimen: approx 14.75"h, 10.75"w, 0.75"d, ove

Sold

GEOLOGICAL SHIVA LINGAM SPECIMEN 1-LT TABLE LAMP (1 of 6)

GEOLOGICAL SHIVA LINGAM SPECIMEN 1-LT TABLE LAMP Geological shiva lingam stone, now fashioned as a one-light table lamp, on colorless acrylic base, accompanied by fabric shade, observed operating, specimen: approx 9.5"h, 5"diam, overall with shade:

Sold

GEOLOGICAL ROSE QUARTZ SPECIMEN 1-LT TABLE LAMP (1 of 7)

GEOLOGICAL ROSE QUARTZ SPECIMEN 1-LT TABLE LAMP Geological rose quartz slab, now fashioned as a one-light table lamp, on colorless acrylic base, accompanied by fabric shade, observed operating, specimen: approx 11.5"h, 8.5"w, 1"d, overall with shad

Sold

GEOLOGICAL PETRIFIED WOOD SLAB ON COLORLESS ACRYLIC BASE (1 of 4)

GEOLOGICAL PETRIFIED WOOD SLAB ON COLORLESS ACRYLIC BASE Geological petrified wood slab, mounted on colorless acrylic base, specimen: approx 12.75"h, 10.75"w, 0.5"d, overall: approx 14"h, 11"w, 4"d, 8.5lbs

TOP