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eBook about Precious Stones - when light passes from air into water...
     

eBook about Precious Stones - when light passes from air into water...

5.0 2
by Healthy Tips
 
Precious Stones for Jewelers and the Gem - Loving Public

BECAUSE of the rapid increase in knowledge about precious stones on the part of the buying public, it has become necessary for the gem merchant and his clerks and salesmen to know at least as much about the subject of gemology as their better informed customers are likely to know ...

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Overview

Precious Stones for Jewelers and the Gem - Loving Public

BECAUSE of the rapid increase in knowledge about precious stones on the part of the buying public, it has become necessary for the gem merchant and his clerks and salesmen to know at least as much about the subject of gemology as their better informed customers are likely to know ...

=> SUITABILITY OF STONES FOR VARIOUS TYPES OF JEWELS, AS DETERMINED BY HARDNESS, BRITTLENESS, AND CLEAVABILITY

=> MINERAL SPECIES TO WHICH THE VARIOUS GEMS BELONG AND THE CHEMICAL COMPOSITION THEREOF

=> THE NAMING OF PRECIOUS STONES

=> THE NAMING OF PRECIOUS STONES (Concluded)

=> WHERE PRECIOUS STONES ARE FOUND

=> HOW ROUGH PRECIOUS STONES ARE CUT

=> HOW ROUGH PRECIOUS STONES ARE CUT AND WHAT CONSTITUTES GOOD "MAKE" (Concluded)

=> FORMS GIVEN TO PRECIOUS STONES

=> IMITATIONS OF PRECIOUS STONES

=> ALTERATION OF THE COLOR OF PRECIOUS STONES

=> PEARLS

=> CULTURED PEARLS AND IMITATIONS OF PEARLS

=> THE USE OF BALANCES AND THE UNIT OF WEIGHT IN USE FOR PRECIOUS STONES

=> TARIFF LAWS ON PRECIOUS AND IMITATION STONES

Product Details

BN ID:
2940013966949
Publisher:
Lian
Publication date:
02/21/2012
Sold by:
Barnes & Noble
Format:
NOOK Book
Pages:
104
Sales rank:
1,209,971
File size:
2 MB

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eBook about Precious Stones - when light passes from air into water... 5 out of 5 based on 0 ratings. 1 reviews.
Anonymous More than 1 year ago
Sigh.