04989 - Well Crystallized Acicular Brochantite with Quartz from South Morocco Teeth It is perfectly preserved

It is perfectly preserved

It is worth of study

The rear edges of the trailing side can create a 'roll-over' rim or 'lip' where the ablating/melting material has started to roll-over onto the back side

Stunning Carcharodontosaurus tooth

crocodile-like quadrupeds up to 6 metres (20 ft) long

04989 - Well Crystallized Acicular Brochantite with Quartz from South Morocco Teeth It is perfectly preservedBrochantite is a sulfate mineral, one of a number of cupric sulfates. Its chemical formula is Cu4SO4(OH)6. Formed in arid climates or in rapidly oxidizing copper sulfide deposits. Crystals of brochantite can range from emerald green to black green to blue green, and can be acicular or prismatic. Brochantite is often associated with minerals such as malachite, azurite, and chrysocolla, and may form pseudomorphs with these minerals. Brochantite is a