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Leo Piazza
Minerals
23
Science
7th Grade
01/08/2014

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Cards

Term
What is a mineral?
Definition
Is a naturally occurring, inorganic solid with a definite chemical composition and an orderly arrangement of atoms
Term
How many elements occur naturally in the earths crust?
Definition
90 elements
Term
What is the common mineral and what element does it contain?
Definition
Silica
Term
What is silica made of?
Definition
Silicon + Oxygen
Term
Appearance
Definition
Color and texture
Term
Cleavage
Definition
How a mineral breaks along a plane
Term
Hardness
Definition
How hard a mineral is
Term
What was Moh's scale?
Definition
Moh's scale is the softest rocks to the hardest rocks that was measured from 1-10
Term
What is the hardest rock?
Definition
diamond (10)
Term
What is the softest rock?
Definition
Talc (1)
Term
Fracture
Definition
When mineral break irregularly
Term
Luster
Definition
Ability to reflect light
Term
Streak
Definition
Powdered color of mineral
Term
Specific Gravity
Definition
=Density
Term
What is smelting?
Definition
Is a process where an ore is melted to separate it from any un wanted materials that remain
Term
What is a "blood diamond?"
Definition
It is a diamond that originate from ares controlled by forces of factions that are used for military funds.
Term
In what form are these diamonds sold or traded?
Definition
They are sold in rough form.
Term
At on time, what percent of the worlds diamond production was represented by "blood" or conflict diamonds?
Definition
4%
Term
Why are these conflict diamonds bad?
Definition
They are bad because men, women, and children are being used as slaves in order to mine them.
Term
What was the purpose of the Kimberly Process?
Definition
It was a process to stop the trade and to insure non-violence in the conflict diamond trade.
Term
What is the requirement of the Kimberly Process Certification Scheme?
Definition
It was that every mine had to be certified.
Term
Why has this scheme not worked as well as they had hoped?
Definition
It was not working because of the lack of political will among the states.
Term
What is the problem in Zimbabwe?
Definition
The problem is that the mines are operated by military syndicates who force people to mine for the diamonds.
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