5.5" Polished Fossil Stromatolite (Columnacollenia) Slab - Crimea

This is a 5.5" wide polished stromatolite fossil of the genus Collumnacollenia, collected from Zaborye (Zaborie) Quarry in the Serpukhov District of Russia. The fossil is Mississippian (Serpukhovian Stage) in age, or approximately 325 million years old. It has been cut into a slab and polished to a glossy finish on one side.

Comes with an acrylic display stand.

About Stromatolites

Stromatolites are fascinating, ancient rock formations created by the activity of cyanobacteria and other microorganisms. These layered, mound-like structures represent some of the earliest evidence of life on Earth, dating back over 3.5 billion years. Often found in shallow, warm waters, stromatolites form as layers of sediment and minerals are trapped and bound by microbial mats, gradually building up over time into unique, textured shapes.

Visually, stromatolites can range from smooth, rounded forms to intricate, banded structures, with colors that span earthy reds, browns, greens, and grays. Each layer captures a record of environmental conditions at the time of its formation, making stromatolites an invaluable source of information for scientists studying Earth’s early history and the origins of life.

FOR SALE
$95
DETAILS
SPECIES
Columnacollenia sp. (Korolyuk, 1960)
LOCATION
Zaborye (Zaborie) Quarry, Serpukhov District, Moscow Region, Russia
FORMATION
Steshev Horizon
SIZE
5.5 x 4.3", .35" thick
CATEGORY
ITEM
#363009
GUARANTEE
We guarantee the authenticity of all of our specimens.