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Citrines:
The Citrine is a quartz. So it has got the chemical formula SiO2. The
hardness is 7 and the crystal system is trigonal. The yellow color is
caused by admixed iron connections like iron oxide and iron
hydroxide. The name cames from lemon. Pure Citrines are very rare.
Its crystals looks like the crystals of rock crystal. In the
Antiquity in the Mediterranean area this stone was processed to
decorations. Citrine can be easy made of Amthyst and Smoke quartz, if
they are put into fire. 500 degrees are enough. Most of the Citrines
are from Brazil, Madagascar and Russia (Ural). Sculptures are also
made of Citrine.
Data about
the Citrine
Chemical
formula SiO2
Mineral class oxides
Crystal system trigonal
Hardness 7
Density 2.65 g/cm3
Color yellow
Line color white
Gloss glass gloss
Break shell
Fissileness none |
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Toll Free: 800-871-1066;
Regular: 614-921-9024 & 212-398-7974 E-mail: info@sndgems.com |
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Sparkle N
Dazzle Co., 2W 46th Street #1011, New York, NY 10036. |
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