SOLD | Kristallquarzkugel | Brasilien Objects doch dieser einzelne Wirbel gewährt

doch dieser einzelne Wirbel gewährt einen faszinierenden Einblick in ihre beeindruckende Größe

Ammonites were shelled cephalopods that died out about 66 million years ago

Additional Information: Apophyllite is a potassium-calcium-fluorosilicate mineral structurally related to the zeolite family of aluminosilicates

offering insights into the morphology and lifestyle of this ancient marine organism

220 Millionen Jahre

SOLD | Kristallquarzkugel | Brasilien Objects doch dieser einzelne Wirbel gewährtOrigin: Brazil Size: D38cm Description: Cut and polished sphere to reveal the internal structure of this beautiful quartz formation, can be lightened from below. Additional Information: Quartz, a common mineral composed primarily of silica or silicon dioxide (SiO2). Minor impurities such as lithium, sodium, potassium and titanium may be present. Quartz has attracted attention since the earliest times; Water clear crystals were known to the ancient