TOURMALINE QUARTZ ROUGH FROM MADAGASCAR [MX895]
- SKU
- Dimensiones (mm)
- 28.000 x 20.000 x 14.000mm
- Peso (cts)
- 45.000
- Tipo
- Rough
- Colores
-
TOURMALINE QUARTZ ROUGH. Quartz is one of the most common minerals on the earth.This quartz has green/black needles of tourmalines making it a interesting item to cut or keep as a specimen. Weight 45 cts Size 28x 20 x14 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.
- SKU
- Dimensiones (mm)
- 28.000 x 20.000 x 14.000 mm
- Peso (cts)
- 45.000
- Tipo
- Rough
- Colores
-
TOURMALINE QUARTZ ROUGH. Quartz is one of the most common minerals on the earth.This quartz has green/black needles of tourmalines making it a interesting item to cut or keep as a specimen. Weight 45 cts Size 28x 20 x14 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.
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Positivo
Great and clear sapphire, beautiful cut ! Great packaging
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Negativo
Not as pictured and underweight by 1.52ct.
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Positivo
As pictured but unweight by .14 ct, will accept.
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Positivo
AAAA+++ Very Happy! Just like the pic.