Permineralized Wood Covered In Druzy Quartz from Germany (246 Grams)

Permineralized Wood Covered In Druzy Quartz from Germany (246 Grams)Size: approx. 5. 50"= 14 cm (246 grams) Location: Zwenkau, Germany Age: Eocene (~35 million years old) Condition: No restoration This specimen of permineralized wood, originates from Zwenkau, Germany. The permineralization process has resulted in a remarkably detailed preservation, giving the petrified wood the appearance of being ready to be used as firewood. The sparkling effect in the photos is attributed to the presence of druzy quartz, which

GermanyAge: Eocene (~35 million years old)Condition: No restoration

Vanadinite is a lead vanadate mineral and a classic collectible among mineral enthusiasts

210 million years ago) in what is now the United States

21 cmWeight: 356 GramsLocation: UruguayCondition: heat-treated amethyst

rich in lead sulfide (PbS)

and powerful flippers that allowed it to thrive in the warm seas of prehistoric Morocco

Size bone: +/- 3" = 7

*Cube on picture indicates 1cm x 1cm (cube not included)

Fossilized in air bubbles in travertine marble

Its robust teeth and jaw structure indicate it was highly adapted to capturing and consuming large prey

dating back to the Late Cretaceous (~70 million years ago)

They are crucial evidence of crocodilian evolution and show how these predators thrived for millions of years