Deck 4: Diamond Knowledge and Terminology

Question 1

When is reflection of girdle visible within the table

A)weak crown
B)shallow pavillion
C)deep pavillion
D)strong crown

Answer 1

shallow pavillion

Question 2

Culet can also be called a………...…..facet?

A)top
B)bottom
C)right
D)mechanical

Answer 2

mechanical

Question 3

What do you call the point where Arrow Facets Meet

A)table
B)girdle
C)culet
D)pavillion

Answer 3

culet

Question 4

What is called as a mechanical facet

A)girdle
B)table
C)crown facet
D)culet

Question 5

Why Inclusion should not be there in culet

A)looks of diamond become poor
B)culet is delicate
C)fitted inside jewellery
D)affects processing of diamond

Question 6

Culet is visible in a diamond from which facets

A)all pavillion facets
B)all crown facets
C)from girdle
D)only from table

Question 7

For burning marks which fault is responsible?

A)wrong grain and high pressure
B)uneven scaife
C)faulty tang
D)excess diamond powder

Question 8

What is Diamond?

A)a form of carbon
B)hardest mineral on earth
C)crystallised in cubic system
D)all of above

Question 9

One carat is equal to how many grams

A)0.20 gm
B)0.50 gm
C)0.10 gm
D)0.05 gm

Question 10

Which eye glass is generally used to observe the diamond..?

A)8x
B)14x
C)25x
D)10x

Question 11

What is the standard magnification of a Loupe

A)10x
B)5 x
C)20 x
D)15x

Question 12

In what pressure diamond formed in earth?

A)45 - 60 kbar
B)30-40 kbar
C)20-30 kbar
D)10-20 kbar

Question 13

In what temperature diamond formed in earth?

A)1000? -1100 ?
B)1100? -1300 ?
C)1300? -1500 ?
D)1500? -1800 ?

Question 14

In which type of rocks is there a possibility that Diamonds are found

A)igneous
B)metamorphic
C)kimberlite
D)sedimentary

Question 15

In India where are Diamonds mined?

A)panna
B)hyderabad
C)golconda
D)bihar

Question 16

For diamond business which city is famous in Europe?

A)belgium
B)france
C)germany
D)u.k

Question 17

One carat is equal to how many cents ?

A)100
B)1000
C)10
D)20

Question 18

How many facets are there in R.B.C cut diamond..?

A)57
B)58
C)57+1 table
D)57+ 1 culet

Question 19

Which are well known fancy cuts ?

A)princess
B)oval
C)emerald
D)all above

Question 20

The diameter of R.B.C cut diamond is what %age of girdle ?

A)0.5
B)0.75
C)0.45
D)1

Question 21

Can we see diamond in the dark or not?

A)yes
B)no
C)sometimes
D)don't know

Question 22

Give the full name of R.B.C?

A)round brilliant cut
B)round brilliance cut
C)round brilliant clarity
D)round brilliant colour

Question 23

Write the S.G. of Diamond.

A)3.5
B)3.51
C)3.52
D)3.54

Question 24

Write the Hardness of Diamond?

A)7
B)8
C)9
D)10

Question 25

The highest Clarity Grade of a diamond is

A)vvs
B)if
C)fl
D)i