The presence of a large number of diamonds and diamond indicator minerals supports this craton to be a significant source of diamonds.
(The presence of a large number of diamonds and diamond indicator minerals; supports; this craton to be a significant source of diamonds) (this craton; to be; a significant source of diamonds)
The presence of a large number of diamonds and diamond indicator minerals this craton
supports to be
this craton to be a significant source of diamonds
a significant source of diamonds