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Gourgoulianis
Minerals
25
Science
7th Grade
01/08/2014

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Cards

Term
What is a mineral?
Definition
A naturally occurring, inorganic solid with a definite chemical composition and an orderly arrangements of atoms.
Term
How many elements occur naturally in the Earth's crust?
Definition
90 Elements
Term
What is the most common mineral?
Definition
Silicates (silicon and oxygen)
Term
What element does Silicates contain?
Definition
Quartz (sand)
Term
Appearence
Definition
Color, texture
Term
Cleavage
Definition
How a mineral breaks along a plane
Term
Hardness
Definition
How hard a mineral is
Term
What is Moh's scale?
Definition
1-10
Term
What scale is a diamond?
Definition
10
Term
What scale is Talc?
Definition
1
Term
Fracture
Definition
Mineral breaks irregulary
Term
Luster
Definition
Ability to reflect light
Term
Streak
Definition
Powdered color of mineral
Term
Specific Gravity
Definition
Density
Term
What two characteristics makes a gem?
Definition
If the stone is beautiful and rare.
Term
What is an ore?
Definition
A naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.
Term
Name three types of ores?
Definition
1) Bauxite- Aluminum
2) Magnetite-Iron
3) Hematite-Iron
Term
What is a "Blood Diamond"?
Definition
Conflict, or blood diamonds are illegally traded to fund conflict in war-torn areas.
Term
In what form are these diamonds sold or traded?
Definition
They are generally in "rough" form, meaning they have recently been extracted and not yet cut.
Term
At one time, what percent of the world's diamond production was represented by "blood" or conflict diamonds?
Definition
4 Percent
Term
Why are these conflict diamonds bad?
Definition
They are illegally traded to fund conflict in war-torn areas, mostly in Central and Western Africa.
Term
What was the purpose of the Kimberly Process?
Definition
To discuss ways to stop the trade in To To discuss ways to stop the trade in conflict diamonds and ensure that diamond purchases were not funding violence.
Term
What is the requirement of the Kimberly Process Certification Scheme?
Definition
Members are required to certify that all rough diamonds exports are produced through legitimate mining and scales activities and are "conflict-free".
Term
Why has this scheme not worked as well as they had hoped?
Definition
The Kimberly Process has yet to demonstrate itself capable of stopping the trade because of a lack of political will among member states.
Term
What is the problem in Zimbabwe?
Definition
Zimbabwe has benefited from the sale of blood diamonds despite it being a member of the Kimberly Process
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