A 500 Million Year Old Slate Art

Condition:GoodSize:9 x 5.5 x 3 cmStatus*:ActiveLot DescriptionBeautifully Shaped Stromatolite. Date: 350-500 million years old, located in Hamada desert in Morocco /exact location is visible on the la

Canadian Bay Life Slate Art by Lee Hopkins & Neal Douchette, measures 4'' x 4.5'', signed by artist, FYI: ''The 300 million year old slate is hand gathered from a small quarry in Nova Scotia overlooki

Harpswell House black slate and hardwood letter tray. Sticker on underside reads 'This striking article is made of 300 million year old black slate and a selected hardwood laminated and finished under

LOT OF 3 LARGE TRILOBITE FOSSILS, 500 MILLION YEARS OLD

AMAZING TRILOBITE FOSSIL, VERY WELL PRESERVED AND HIGHLY DETAILED EXAMPLE, 300-500 MILLION YEAR OLD FOSSILS!

AMAZING TRILOBITE IN MATRIX, VERY WELL PRESERVED & HIGHLY DETAILED EXAMPLE, 300-500 MILLION YEAR OLD FOSSIL

AMAZING TRILOBITE IN MATRIX, VERY WELL PRESERVED & HIGHLY DETAILED EXAMPLE, 300-500 MILLION YEAR OLD FOSSIL

AMAZING TRILOBITE FOSSIL, VERY WELL PRESERVED & HIGHLY DETAILED EXAMPLE, 300-500 MILLION YEAR OLD FOSSIL

Brazil, Geologic, perhaps 500 million years old. Large and quite beautiful druzy geode cluster in "Cathedral" form with vibrant yellow citrine crystals. Citrine is the yellow to brownish-red variety o

Ammonite pearlized fossil 250 - 500 million years old with brillian silver rainbow colors - condition is good for its age -about 1 1/2 x 1 3/4 inches

Finely polished petrified wood slab with deep brown coloring throughout. Most petrified wood on earth can be from 50 to 500 million years old spanning from the Paleozoic Era (570-240 million years ago

Wonderful polished piece of petrified wood in a slab form, with deep red and caramel colored tones throughout. Most petrified wood on earth can be from 50 to 500 million years old spanning from the Pa

Fossil ammonite specimen from north Africa -about 250-500 million years old in original condition - about 6 1/2 x 3 1/2 inches

Fossil fish from Wyoming -about 250 -500 million years old -in matrix - 2 fish -very fine detail and condition - about 4 x 6 x 1 "

Ammonite in matrix as found- opalized chocolate tone 250-500 million years old -about 1 1/2 x 1 inch large specimen in matrix- other ammonites in same matrix as well.

MASSIVE 10 1/2" ORTHOCERAS DISPLAY IN MATRIX, 500-200 MILLION YEARS OLD, FROM THE TRIASIC PERIOD, GREAT LARGE EXAMPLE THAT DISPLAYS WELL

MASSIVE 10" ORTHOCERAS DISPLAY IN MATRIX, 500-200 MILLION YEARS OLD, FROM THE TRIASIC PERIOD, GREAT LARGE EXAMPLE THAT DISPLAYS WELL

MASSIVE 12 1/4" ORTHOCERAS DISPLAY IN MATRIX, 500-200 MILLION YEARS OLD, FROM THE TRIASIC PERIOD, GREAT LARGE EXAMPLE THAT DISPLAYS WELL

6 3/3" ORTHOCERAS FOSSIL, 500-200 MILLION YEARS OLD, FROM THE TRIASIC PERIOD, GREAT EXAMPLE THAT DISPLAYS WELL

LOT OF ORTHOCERAS FOSSIL, 500-200 MILLION YEARS OLD, FROM THE TRIASIC PERIOD, GREAT EXAMPLE THAT DISPLAYS WELL

Ancient Seas & North America, United States, Pennsylvania, St. Clair, Carboniferous Period, ca. 358.9 to 298.9 million years old. A fascinating pair of slate matrices that contain fossilized ferns and

This is an antique ink cake of the Ming Dynasty with the name of maker at the base. This ink cake was decorated with figure motifs. It is rare to find an ink cake box more than 500 years old.

Cut and polished Cleoniceras ammonite fossil quarried near Mahajanga Province, Madagascar. Early Cretaceous, approximately 110 million years old. It exhibits beautiful mineralization within the chambe

Condition:Very nicely preserved in a professional atelier in Switzerland.Size:The size of the trilobite is about 2.1 x 1.7 cm. Size of the matrix approx. 4.3 x 4 x 3.5 cm.Status*:ActiveLot Description