Chemicals/Mineraloids/Quiz

Mineraloids is a lecture from the school of geology and the chemistry school. It is about substances that does not show or have crystallinity that occur in and compose astronomical objects including the Earth.

Various natural pearls are shown. Credit: MASAYUKI KATO.

You are free to take this quiz based on mineraloids at any time.

To improve your scores, read and study the lecture, the links contained within, listed under See also and External links, and in the {{radiation astronomy resources}}, {{chemistry resources}} and {{geology resources}} templates. This should give you adequate background to get 100 %.

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Quiz

Point added for a correct answer:
Points for an incorrect answer:
Ignore the questions' coefficients:

1 Yes or No, Aluminum is a metalloid element.

	Yes
	No

2 A mineraloid is a substance that does not show or have

.

3 True or False, A natural hard rubber especially when black or unfilled is called an ebonite.

	TRUE
	FALSE

4 Limonite is an iron ore consisting of a mixture of hydrated iron(III) oxide-hydroxides in varying

.

5 True or False, Although originally defined as a single mineral, limonite is now recognized as a mixture of related hydrated iron oxide minerals, among them goethite, akaganeite, lepidocrocite, and jarosite.

	TRUE
	FALSE

6 Complete the text:

Because of its nature, and occurrence in hydrated areas limonite often presents as a or mudstone.

7 Yes or No, A flammable liquid ranging in color from clear to very dark brown and black, consisting mainly of hydrocarbons, occurring naturally in deposits under the Earth's surface is called a petroleum.

	Yes
	No

8 Tar is associated with which of the following

	derived from organic materials such as wood, peat, or coal
	predicting the end of the Earth
	black
	oily
	sticky
	viscous substance
	hydrocarbons

9 Yes or No, A natural, waxy hydrocarbon mineraloid is called a zietrisikite.

	Yes
	No

10 A hard, generally yellow to brown translucent fossil resin is called

11 True or False, A naturally occurring black glass is called an obsidian.

	TRUE
	FALSE

Hypotheses

Main resource: Hypotheses

1. Mineraloids are a generic for formation conditions.

See also

• Mineralogy/Quiz
• Minerals/Quiz
• Planetary science/Quiz

External links

• International Astronomical Union
• NASA's National Space Science Data Center
• The SAO/NASA Astrophysics Data System

{{Radiation astronomy resources}}

{{Geology resources}}