Explore Igneous Rock, Rainbows, and more!

"Fractal Mineral Space" | Photographer: Pascal Petit, Natural History Museum in South Kensington, London, England, Great Britain, 2008. Additional Information: Agate quartz stone.

Fractal mineral space by Pascal Petit. Igneous rocks formed from lava flows of the Archaean era.

Awesome rare earth mineral collection Note: Bismuth is manmade but still intriguing to look at.


Green jade is a sacred stone of Asia. Malachite grows in layers of tiny crystals. Its colors correlate with different crystal sizes: small crystals form light green bands and larger crystals make darker ones.

Titanium Quartz macro shot by Fortoebare @ Flickr

Macro shot of some titanium quartz - a curio from Ullapool Post Office, as it happens, but no local associations - just part of their geode stock to tempt the tourists!

Agate Polished slice showing ‘eyes’ From the Natural History Museum in London

Minerals - Fósseis de árvores com anéis de crescimento de opala

sun-hawk submitted: Amazing Rare Opalized Wood Boulder Opal with Bright Emerald Green and Blue Growth Rings.

Agua Nueva Agate / Chihuahua, Mexico

Agua Nueva Agate / Chihuahua, Mexico - a similarity to Aboriginal Art!

Pinning for reference: "Mineral rainbow" - 2

Inside a Dragon's belly. Or an ice cave under a volcano in Kamchatka.

Ooohhh pretty!

My Little Brony - Friendship is Magic - my little pony, friendship is magic, Brony - Amethyst - Moss Agate - Black Opal - Opal -Tanzanite - Prehnite - Turquoise - Apatite

Blue Boulder Opal Specimen [1.6lb]  from the Hammond Mine , Yappra Opal area near Quilpie, Queensland , Australia

Blue Boulder Opal Specimen [ ] polished Boulder Opal specimen , from the Hammond Mine , Yappra Opal area near Quilpie, Queensland , Australia