Pleochroic

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Kunzite, with TourmalineThe beautiful pink to violet variety of the lithium silicate pyroxene group

Link #geology #pegmatite #mineral #kunzite #tourmaline #pleochroic #mineralogy #mineralmonday #the earth story

Kunzite, with TourmalineThe beautiful pink to violet variety of the lithium silicate pyroxene group

Link #geology #pegmatite #mineral #kunzite #tourmaline #pleochroic #mineralogy #mineralmonday #the earth story

Kunzite, with TourmalineThe beautiful pink to violet variety of the lithium silicate pyroxene group

Link #geology #pegmatite #mineral #kunzite #tourmaline #pleochroic #mineralogy #mineralmonday #the earth story

What a hue!We recently shared another lovely crystal of Tanzanite (see http://on.fb.me/1B8IMQy for m

Link #tanzanite #mineral #crystal #pleochroism #pleochroic #science #geology #mineralogy #the earth story #stone

One crystal, two colours, no magic…The beauty of gems and crystals is an interaction between

Link #crystal #gemstone #pleochroic #tanzanite #mineral #science #light #lattice #mineralogy #crystallography #polarized #color #the earth story #geology