Rock Salt or Halite – It’s one Great Mineral

Salt is a common evaporite mineral that exists around the world and is often called halite or rock salt. The mineral is very soft in relation to other minerals and can form nice crystal shapes.

It’s New Rock and Mineral Week! Up first … Dolomite!

We are adding new rocks and minerals to our site every day this week. Up first is Dolomite!
Dolomite is a soft mineral of many colors. The mineral forms in ocean setting and hydrothermal veins
and is also associated with metamorphic rocks

Opal is Here!

Opal is a hydrous silicate that forms as a precipitate or a replacement of the skeletons of marine organisms.

Biotite has arrived!

We are excited to offer the mineral biotite on our website now. Biotite is a common mica mineral that is black to brownish-black in color.

Sulfur has arrived!

Sulfur is a bright yellow to yellowish-brown, soft mineral being only a 1.5 to 2.5 on the Mohs hardness scale.

Do you know Amethyst?

Amethyst is the purple form of the mineral quartz. Fairly hard, amethyst is a 7 on the Mohs hardness scale. Amethyst is always purple and has a shiny appearance.

Diamonds!

It is Mineral Week here at Mini Me Geology so we are starting out with one of my personal favorites. DIAMONDS!

Aquamarine: March Birthstone

Aquamarine is a pale blue form of the mineral beryl. Aquamarine crystals can occur in such rocks as granites and pegmatites. These beautiful gemstones have a glassy luster (shine) and are either translucent or transparent. These properties make aquamarine a prized stone for all types of jewelry.

February Babies, Amethyst is your stone!

February babies are lucky! Amethyst is one of the coolest minerals ever. We love the variations in the purple color and the awesome points that it can form. Amethyst is actually a purple form of the mineral quartz.

The Coolest Stocking Stuffer EVER! Ulexite Mineral

This unique mineral is often called TV Stone or TV Rock because of its fiber optic properties. Place a sample on a picture or text and watch the image transmit from beneath the mineral to the top. Ulexite is composed is white, silky fibers and is very soft.