Fossil Sponge - Astraeospongia meniscus - 419,000,000 Years Old film This particular specimen is an

This particular specimen is an Acheulean stone chopper

Deluxe - Priced individually by size

This necklace is a 1

" ~ Naturalist John Muir (1838-1914)

Beginning with rare gems formed in the heart of an asteroid during the formation of the solar system

Fossil Sponge - Astraeospongia meniscus - 419,000,000 Years Old film This particular specimen is anSponges are sessile filter feeders that thrive across the world's oceans. First appearing nearly 600 million years ago, sponges are the earliest complex lifeforms on the planet. This specimen is a complete 1. 5 2" Astraeospongia meniscus sponge fossil, preserved in beautiful detail. It was recovered on private land in Tennessee and dates to the Silurian Period over 419,000,000 years ago. Each specimen comes complete with an informational card that