Jade:     

HARDNESS: 6.5 - 7

 

JADE, a gem variety of both Jadeite and Nephrite.

To know this gem’s “Karat-SIZE”, roll on Chart #1:

 

Chart #1
%Roll: Karat-SIZE:
01-30:   1
31-35:   2
36-40:   3
41-45:   4
46-50:   5
51-55:   6
56-60:   7
61-65:   8
66-70:   9
71-75:   10
76-80:   11
81-85:   12
86-90:   13
91-95:   14
96-00:   15 Roll a 71+ and continue rolling on Chart #2 for "Special qualities".

 

     Chart #2 Roll two times on this chart, keeping the LOWER of the two rolls:

 

%Roll: Special Qualities:
01-30:   Add 1 karat to current karat-size of the gem.
31-45:   Add 1-D4+1 karat to current karat-size of the gem.
46-55:   Add 1-D6 +2 karat to current karat-size of the gem.
56-65:   Add 1-D8 +3 karat to current karat-size of the gem.
66-70:   Add 1-D10 +4 karat to current karat-size of the gem.
71-75:   Add 1-D12 +5 karat to current karat-size of the gem.
76-80:   Add 1-D20 +6 karat to current karat-size of the gem.
81-84:   Add 2-D20 +7 karat to current karat-size of the gem.
85-88:   Add 3-D20 +8 karat to current karat-size of the gem.
89-91:   Add 4-D20 +9 karat to current karat-size of the gem.
92-94:   Add 1-D100 +13 karat to current karat-size of the gem.
95-96:   Add 1-D100 x2 +13 karat to current karat-size of the gem.
97-98:   Add 1-D100 x3 +13 karat to current karat-size of the gem.
   99:     Add 1-D100 x4 +13 karat to current karat-size of the gem.
   00:     Add 1-D100 x5 +13 karat to current karat-size of the gem.

 

     Once you have determined the “Karat-SIZE” of this gem, roll on Chart #3 for its “Value”.

 

Chart #3
%Roll: Value:
01-05:   1 Silver x the karat of the gem.
06-10:   2 Silver x the karat of the gem.
11-15:   3 Silver x the karat of the gem.
16-20:   4 Silver x the karat of the gem.
21-25:   5 Silver x the karat of the gem.
26-30:   6 Silver x the karat of the gem.
31-35:   7 Silver x the karat of the gem.
36-40:   8 Silver x the karat of the gem.
41-45:   9 Silver x the karat of the gem.
46-50:   10 Silver x the karat of the gem.
51-55:   11 Silver x the karat of the gem.
56-60:   12 Silver x the karat of the gem.
61-65:   13 Silver x the karat of the gem.
66-70:   14 Silver x the karat of the gem.
71-75:   15 Silver x the karat of the gem.
76-80:   16 Silver x the karat of the gem.
81-85:   17 Silver x the karat of the gem.
86-90:   18 Silver x the karat of the gem.
91-95:   19 Silver x the karat of the gem.
96-00:   20 Silver x the karat of the gem.