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Minerals Test Review

Mineral Test Review

QuestionAnswer
The five characteristics of all minerals are Solid; Inorganic; Naturally occuring; Definite chemical composition; Crystal forming ability
A scientist who studies minerals is called a Mineralogist
Why is a streak test important in testing a mineral? to test the residue color of the mineral
What is the hardness of a streak plate? 7.5
What is the harness of a fingernail? 2.5
Moh's Scale is a scale from 1 - 10
If you streak a mineral with a hardness of an 8, 9, or 10 it won't leave residue on the plate and may scratch the plate
Where do minerals come from (4 places) Magma; Lava; Evaporation; Precipitation
The name of the scale for common items is Field Scale
What mineral has the special property of "Fizzing" when dropped in an acid? Calcite
What is the hardest mineral? Diamond
What is the name of the scale used to determine the hardness of a mineral (it was named after a famous geologist/mineralogist)? Moh's
What is the softest mineral? Talc
The shininess or dullness of a mineral is called Luster
What is the term used to describe how a mineral breaks with jagged or pointed edges and uneven surfaces? Fracture
What is the term used to refer to how a mineral breaks in flat planes and smooth surfaces? Cleavage
Why is a Jolly Rancher not a mineral? It is man-made, not naturally occuring
Using Moh's hardness scale to answer the following question - Will GYPSUM scratch TOPAZ? yes
Using Moh's hardness scale to answer the following question - will QUARTZ scratch TOPAZ? no
Using Moh's hardness scale to answer the following question - will DIAMOND scratch CALCITE? yes
What is a special property of magnetite? it is magnetic
What mineral has the special property of fluorescing? Flourite
The resistance of a mineral to being scratched is called __________. hardness
A common mineral that can be found in baby powder is __________. talc
A common mineral that can be found on the tips of dental tools is __________. diamond
A common mineral that can be found in toothpaste is __________. Fluorite
What is the crystal shape of both salt and halite? Cube
Does a mineral ALWAYS have the SAME color as the streak color? No
Can some minerals are FLUORESCENT and can glow underneath a black light? Yes
Can each mineral can only be found in ONE specific color? No
If a mineral is TRANSPARENT, that means that it is DIFFICULT to see through? No
Are all minerals are ORGANIC? no
INORGANIC means it is NOT created from plants or animals
When comparing streak colors of pyrite and real gold, pyrite has a __________ streak while gold has a yellow streak. black
Created by: oakhills