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Spanish > Minerals > Flashcards

Minerals Flashcards

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1
Q

What does a mineral need to have

A

Naturally occurring, inorganic, Crystalline solid, specific chemical composition, constant and recognizable physical properties.

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2
Q

Ways a mineral forms

A

cooling magma
Hot water solution/hydrothermal deposits
chemical presses ex: chemical weathering
Biological activity
dissolved in sea water

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3
Q

What type of cleavage does Muscovite have

A

One direction
thin sheets

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4
Q

What type of cleavage does Halite have

A

3 directions
cubic right angles

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5
Q

Calcites cleavage

A

3 directions
Rhombus
not right angles

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6
Q

What are the special properties

A

Reaction to Hcl
Magnetism
Double refraction
taste
smell
striations

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7
Q

What is earths most common element

A

Oxygen

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8
Q

What’s the most common mineral group

A

Silicates

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9
Q

What are all the mineral groups

A

Silicates
- Fero-magnesium silicates
- Non-fero silicates
Carbonates
Sulfates
Sulfides
Oxides
Halides

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10
Q

What are the 2 silicates and there differences

A

Fero-magnesium silicates- Contain Iron or Magnesium that is combined with other elements ( dense, dark color)

Non-Feromagnesium silicates- Lack Iron and Magnesium (light colored)

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11
Q

Silicates

A

Made of silica tetrahedron

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12
Q

Carbonates and example

A

All have Co3 ex: calcite

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13
Q

Oxides and example

A

Contains oxygen that is not bonded to Si, C, or S
ex: Hematite, Magnetite

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14
Q

Sulfides

A

Contains S not with O ex: pyrite

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15
Q

Sulfates

A

contains So4 ex: gypsum

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16
Q

Halide

A

Salts that contain a halogen atom Ex: Halite, Fluorite

17
Q

Native elements

A

made of only 1 element
diamond
sulfur
copper
graphite

18
Q

What determines the physical properties of a mineral

A

Crystalline structure, Chemical composition

19
Q

Radioactive isotopes

A

atoms that contain an unstable combination of neutrons and protons, or excess energy in their nucleus.

helps geologists tell the age of a mineral

Spanish (6 decks)

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