|Dimensions (mm)||not provided|
|Weight (carats)||not provided|
TOURMALINE QUARTZ PAIR DEAL.
Quartz is one of the most common minerals on the earth.This quartz has green/black needles of tourmalines making it a interesting item.This item was mined in India
Weight 25 cts
Size 22x16 x5.3 mm app
Tourmaline is a crystal silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline gem stones come in a wide variety of colors.Tourmaline has a variety of colors. Usually, iron-rich tourmalines are black to bluish-black to deep brown, while magnesium-rich varieties are brown to yellow, and lithium-rich tourmalines are almost any color: blue, green, red, yellow, pink etc. Rarely, it is colorless. Bi-colored and multicolored crystals are common, reflecting variations of fluid chemistry during crystallisation. Crystals may be green at one end and pink at the other, or green on the outside and pink inside: this type is called watermelon tourmaline. Some forms of tourmaline are dichroic, in that they change color when viewed from different directions.
|Starts||5th Jan 2009 9:05pm PST|
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