Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
40 Cards in this Set
- Front
- Back
Rocks that were once molten are...
|
igneous rocks
|
|
Rocks made from little pieces of other rocks are....
|
sedimentary rocks
|
|
Rocks that have been changed by pressure, heat over lots of time are....
|
metamorphic rocks
|
|
Shale turning into slate is an example of ....
|
metamorphism
|
|
Quartz sand turning into sandstone is igneous turning into ..... rock
|
sedimentary
|
|
On Mohs hardness scale, if you can scrape the rock or mineral with your fingernail, then what's the hardness # for it.
|
Talc, 1
|
|
The rock on the right didn't fizz. Which rock might it be: quartzite, marble, limestone
|
quartzite
|
|
Gneiss is on the right. Granite is on the left. Which one is metamorphic?
|
Gneiss is metamorphic and on the right.
Granite is the parent & is igneous, & on the left. |
|
The nail was scratched. The hardness is about what number on Mohs scale?
|
Quartz, 7
|
|
Which of our igneous rocks float on water?
|
pumice
glass scoria |
|
It looks like gold, but how can you tell it's not gold?
|
Black streak
|
|
Our Appalachian Mountains are very old and became folded when Africa and North America collided. The rocks we have are mostly of what type?
|
metamorphic
|
|
A conglomerate is a ___ rock
|
sedimentary
|
|
Sandstone and siltstone are ____ rocks made from ___ and ____, respectively
|
sedimentary
sand silt |
|
Rock that was once lava or magma is ____ rock.
|
igneous
|
|
The change from one rock type to another is part of the ___ cycle
|
rock
|
|
The 1-10 scale that indicates hardness of a mineral or rock is the ___ hardness scale.
|
Moh's
|
|
On Moh's hardness scale, some landmark values for 1-T, 2-G, 3-C, 4-F, 5-A, 6-O, 7-Q, 8-T, 9-C, 10-D are #1,3, 7, & 10. They are...
|
1-Talc
3-Calcite 7-Quartz 10-Diamond |
|
Two minerals we studied that have luster are...
|
galena
iron pyrite (fool's gold) |
|
What are two reasons that petroleum oil, mined from deep in the earth, is not a mineral?
|
It's a liquid.
It's organic. No crystalline structure. |
|
Why can't man-made diamonds be minerals?
|
Nothing man-made can be a mineral. To be a mineral, you must be naturally occurring.
|
|
The mineral that is made of salt is...
|
halite
|
|
Two minerals that have cuboidal cleavage are....
|
galena
halite |
|
Four rocks or minerals that react with hydrochloric acid (because they contain calcium carbonate) are....
|
limestone
calcite coquina conglomerate limonite (marble) |
|
When minerals break into smaller pieces, they break into the crystal forms as the larger specimen. This pattern of orderly breakage is called....
|
cleavage
|
|
A typical mineral that occurs in our mountains is q_____.
|
quartz
|
|
The purple form of the mineral quartz is called....
|
amethyst
|
|
Some colors that quartz can be are ____, ____, ____, _____.
|
yellow, orange, clear, purple
|
|
Minerals are n____, n_____ rock or crystals.
|
non-living, natural
|
|
Some minerals that are found in foods you eat are....
|
iron & salt
|
|
Six properties of minerals are l____, s____, h____, c_____, cr____ s____, s___
|
luster, hardness, streak, cleavage, crystal shape, senses
|
|
Two minerals found in granite are ___ & _____
|
quartz, feldspar
|
|
The only mineral in white marble is ....
|
calcite
|
|
Luster is...
|
the way the surface of a mineral reflects light.
|
|
When a mineral has luster, it looks like.....
|
shiny metal
|
|
The hardness scale is called....
|
Mohs
|
|
Hardness is ....
|
how easily the surface of a mineral can be scratched
|
|
Streak is the....
|
colored powder left behind when a mineral is scratched on a rough surface
|
|
Minerals that break along smooth, flat surfaces is called....
|
cleavage
|
|
The property of minerals that you might test by rubbing two minerals against each other is....
|
hardness
|