La description
In ***0 the intermediate stage, the Portuguese exploring party most
as early as had discovered in Brazil this kind of gem, names is:
Tourmaline, Italy is “the multi-color gem”. From started at that
time, Tourmaline takes one kind of precious attire, has been
popular in the European aristocrats and advances into with the
world *2 big gem ranks
The tourmaline by the widespread application health care
profession, now is also presented now in many tourmaline
perspirations has steamed the room, such perspiration steamed Fang
Bahan to steam with the tourmaline function displays the acme.
Its piezoelectricity may use in the radio industry;
Its pyroelectric may use in the infrared detection, the
refrigeration industry. The luster bright, transparent transparent
may make the gem raw material (popular name alexandrite)
Tourmaline other functions: The tourmaline is different according
to the use, has the electrical stone powder, the superfine
electrical stone powder, the nanometer electrical stone powder. Is
suitable the profession to involve: Surrounds, the cigarette, the
coating, textile, the cosmetics, the purification water quality,
the scavenging air, against electromagnetic radiation, the healthy
product and so on.
| Pays: |
China |
| N ° de modèle: |
mm
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| Prix FOB: |
(Negotiable)
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