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quiz > nat sci (finals) > Flashcards

nat sci (finals) Flashcards

1
Q

are minerals composed of only one element

A

Native elements

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2
Q

is the largest and most abundant group containing silicon and oxygen

A

SILICATE CLASS

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3
Q

formed from the combination of a metal with oxygen.

A

Oxide

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4
Q

made of compounds of sulfur usually with a metal

A

Sulfide

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5
Q

are composed of positively charged metal ions joined with sulfide (S²) ions.

A

Sulfide minerals

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6
Q

made of compounds of sulfur combined with metals and oxygen

A

Sulfates (Sulphate)

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7
Q

form from halogen elements like chlorine, bromine, fluorine, and iodine combined with metallic elements

A

Halides

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8
Q

group of minerals made of carbon, oxygen, and a metallic element.

A

Carbonates

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9
Q

They are often formed when other minerals are broken down by weathering. They are often brightly colored.

A

Phosphates

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10
Q

It is the term used for those substances that do not fit neatly into one of the eight classes.

A

Mineraloid

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11
Q

Found in….
Drinking water
Toothpaste
Steel Manufacturing
Aluminum Products
Chemicals

A

Fluorite

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12
Q

Found in…
Wiring
Tubing
Coins
Brass
Communications
Electronics
Appliances

A

Copper

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13
Q

Found in….
Cosmetics
Baby Powder
Paint Paper

A

Talc

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14
Q

Found in…
Batteries
Fishing tackle
Lead crystal
Medical shields
Ammunition

A

Galena

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15
Q

_______ is rarely found in nature in its uncombined form. In fact it is amazing how rare ___________ is with ___% of the Earth’s crust being silicon. Silicon, binds strongly with oxygen and is nearly always found as __________ (Quartz)

A

Silica
Silicon
native silicon
25.7
silicon dioxide

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16
Q

Found in…
Electronics
Computer
Industry
All types of glass
Nail polish
Cleaners
Ceramics
Paint
Abrasives
Sand blasting

A

Silica

17
Q

Found in…
Plasters
Wall board
Porcelain
Pharmaceuticals
Medicines
Soil conditioners
Bakery goods
Cement

A

Gypsum

18
Q

Found in..
Automobiles
Ships
Appliances
Canned goods
Vitamins
Pigments
Nails
Cooking utensils
communications

A

Hematite

19
Q

Found in..
Pencil lead
Lubricants
Bricks
Sports
equipment (tennis rackets, skis, golf clubs, fishing rods)
Aerospace

A

Graphite

20
Q

Found in…
Table salt
Water softening
Drinking water
Bleach
Cloth
Chemicals
Livestock Supplements

A

Halite

21
Q

Found in…
Another major ore of Iron (magnetic)

A

Magnetite

22
Q

The process of mineral extraction from a rock seam or ore

A

Mining

23
Q

a natural rock or sediment containing one or more valuable mineral

A

Ore

24
Q

is used to extract ore minerals near the surface of the earth

A

Surface Mining

25
Q

is used to extract the rocks, minerals and other precious stones that can be found beneath the earth’s surface

A

Underground mining

26
Q

It is used to mine gravel and sand and even rock.

A

Open-pit Mining
means a big hole (or pit) in the ground.

27
Q

removal of soil and rock (overburden) above a layer or seam (particularly coal), followed by the removal of the exposed mineral.

A

Strip mining

28
Q

This is the process of mining materials from the bottom of a body of water, including rivers, lakes, and oceans.

A

Dredging

29
Q

the process of extracting minerals from the ore, refining them, and preparing these minerals for use.

A

Mineral Processing

30
Q

is the removal of a portion which represents a whole needed for the analysis of this material.

A

Sampling

31
Q

is important to evaluate the valuable component in an ore.
This includes chemical, mineral and particle size analysis.

A

Analysis

32
Q

is the process where the valuable components of the ore are separated through crushing and grinding.
This process begins by crushing the ores to a particular size and finishes it by grinding the ores into a powder form.

A

Comminution

33
Q

involves the separation of the valuable minerals from the raw materials

A

Concentration

34
Q

uses the concentration to convert it to usable minerals.
This involves filtration and sedimentation of the suspension and drying of the solid materials harvested from this suspension.

A

Dewatering

quiz (9 decks)

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