Giant crystal

The Pulpí Geode is a giant, hollow rock formation filled with stunning gypsum crystals, some reaching up to 2 meters in length! It's one of ...

Malachite stalactites displayed at the Tucson Gem & Mineral Show 2019

Provided by: Thomas McGuire Summary Author : Thomas McGuire Mineral crystals grow under a variety of conditions. Slow cooling of magma (melted rock) deep within the Earth generally leads to a rock such as granite with visible crystals of feldspar,...

Let’s Explore Mexico’s Giant Cave of Crystals and Find Out Why No Visitors Are Allowed - Malorie's Adventures

The Giant Crystal Cave of Mexico : It's 50oC and has a humidity of 100%, less than a couple of hundred people have been inside and it's so deadly that even with respirators and suits of ice you can only survive for 20 minutes before your body starts to fail. It’s the nearest thing to visiting another planet – it’s going deep inside our own.

Giant quartz pillars in underground hotub

This giant natural Quartz crystal cluster was mined from the Coleman's Quartz Mine near Jessieville, Arkansas. Photo by: crystal-world, thanks Geology...

Deep under the tiny mining town of Naica, Mexico, is an enormous cave of crystals that defies logic and has fascinated scientists since it was discovered.

Cave of giant crystals - Chihuahua, Mexico