Tourmaline

This specimen of mushroom tourmaline features  a 15 mm rounded mushroom-like crystal with the c.....

This watermelon tourmaline crystal weighs 46.7 carats, and is a wonderful example of this uncommon f.....

Here is a wonderful thumbnail specimen of what is known as "mushroom" tourmaline, because of the mus.....

This specimen of watermelon tourmaline weighs 44.4 carats, and is very colorful. It is gemmy inside,.....

Here is a great thumbnail specimen of what is known as "mushroom" tourmaline, because of the mushroo.....

Here is an outstanding polished slice of watermelon tourmaline from Brazil's Pederneiras Mine. A fat.....

Here's a wonderful specimen of TOURMALINE from the famed gem pegmatite in Paprock, Nuristan Province.....

The color of this tourmaline is a rich, rosy pink that really makes this gemmy crystal glow. The fla.....

Here's a fabulous specimen of dark red UVITE TOURMALINE crystals on MAGNESITE. This specimen of high.....

The color of this tourmaline is a rich, rosy pink that really makes this gemmy crystal glow. There a.....

This sharply terminated CHROME DRAVITE TOURMALINE crystal comes from Mwajanga, near Komola, Tanzania.....

Here is a beautiful, gemmy elbaite tourmaline crystal which starts out pale blue at the bottom, and .....

This beautiful, gemmy crystal of pink tourmaline comes from Afghanistan. It has a smooth, flat basal.....

Indicolite (blue) tourmaline is one of the rarer forms of tourmaline, especially in crystals as fine.....

This tourmaline crystal from Afghanistan is an attractive blush pink color that has a nice luminosit.....

There are multiple phantom layers of colors in this remarkable elbaite tourmaline crystal from Pakis.....

Here's a gemmy single crystal of watermelon tourmaline from Brazil. The end of the crystal show the .....

Here is a brilliantly lustrous, partially translucent group of 4 green elbaite tourmaline crystals w.....

Here is a rare specimen of "chrome" tourmaline, a form of tourmaline which is distinguished by getti.....

Here's a terminated crystal of watermelon tourmaline from Brazil. The crystal is terminated on one e.....