Science Flashcards
At one time aluminum was more valuable then ________?
Gold
Why is liquid water not a mineral but ice is?
Because ice is a solid and water isn’t
Four characteristics of a mineral
Naturally occurring
Inorganic
crystalline solid
definite chemical composition
The mineral _______________ also called mercury sulfide, is an important source or ___________ of mercury.
cinnabar and ore
What is the difference between compounds and native minerals?
Compounds are minerals that are composed of two or more elements.
Native minerals have only one element.
What are examples of native minerals?
sulfur, platinum, gold, diamond, and silver.
Minerals are considered matter because they have mass and take up _______?_______.
Space
Why is seawater a mixture?
Because seawater has different ratios of materials.
Two or more substances physically combined, not chemically bonded are called a _______?_______.
compound
A geologist who studies and identifies mineral samples is called a ____________?_____________.
mineralogist
The test that provides the best examples of a minerals color is the _____?_____test.
streak
Some minerals are too hard to leave a _______?________ on a streak plate.
streak
What is the difference between compounds and native minerals?
Compounds are minerals that are compound of two or more elements.
Native minerals have only one element.
