06275 - Well Crystallized Acicular Brochantite with Quartz from South Morocco Dinosaur claws In: Revista Mexicana de Ciencas

In: Revista Mexicana de Ciencas Geológicas Vol

with black tones

and future discoveries will continue to enrich our view of the dynamics of the early Phanerozoic radiation and of the nature of the fossil record

supports the theory that there was still a land connection between Africa and South America during the Early Cretaceous

Richterarges

06275 - Well Crystallized Acicular Brochantite with Quartz from South Morocco Dinosaur claws In: Revista Mexicana de CiencasBrochantite 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