Colorless calcite with dusting of red-brown iron Picture jasper I think this one looks

I think this one looks like something you'd see in a NASA photo: there is a large round light pinkish chlorite inclusion surrounded by green chlorite inclusions and wispy colorless inclusions in the clear quartz

Looking inside the clear quartz of the broken end

It can cause the hydroxyapophyllite crystals growing over it to glow a faint red—try it in a dark room with a strong flashlight

leaving some of the aragonite points hollow

with each set cut from adjacent material so that pieces match

Colorless calcite with dusting of red-brown iron Picture jasper I think this one looksLocale: Santa Eulalia, Chihuahua, Mexico Approx dimensions: 4 x 3 x 1. 25" Approx weight: 388g This calcite specimen from Santa Eulalia has a layer of calcite druzy with several larger modified rhombohedral calcite crystals perched atop. The druzy is well formed, composed of interlocking calcite crystals. The piece appears finely dusted with cinnamon brown color: this is hematite which causes the red and brown coloration of the mineral. UV reactivity