CS 7 Flashcards
Which continent is seen as the major source of present and future production, yielding a wealth of colored stone varieties?
Africca
A premium price for selecting stones from a parcel is called the
Pick Price
Materials cut free-size are usually
large, important stones
By some estimates, Thailand controlled what percentage of the global ruby and sapphire trade in the 1970s and 1980s?
80%
About half of all the jewelry in the world is sold in
the US
In mining terms, the theft of a mine’s production by its workers is known as
high grading
A city, region, or country with a large number of gemstone manufacturers is called a
cutting center
The market sector where better-quality gemstones are used in well-finished, moderately priced jewelry is known as the
middle market
A commitment to reserve a portion of the resources derived from any country for the economic development of that country is called
beneficiation
A quantity of stones of similar or mixed qualities, from a single mine or from various sources, offered for sale together is called a
A parcel
A gem’s origin refers to
the geographical place where it was mined.
The Chinese industry focuses on manufacturing in mainland China for export through
Hong Kong
Which trade term describes a mixture of gem qualities that represents unsorted production from a particular mine?
Mine Run
The vast majority of Sri Lankan deposits are in
Alluvial deposits
Today, the chosen sales outlets for premium-quality colored stones are
international auction houses
