Term
what are the two main groups of minerals? |
|
Definition
|
|
Term
which are nonsilicate crystalline structures? |
|
Definition
cubes, hexagonal prisms, irregular masses |
|
|
Term
a double-chain silicate is |
|
Definition
|
|
Term
what two elements must be present in silicate? |
|
Definition
|
|
Term
which of the following groupings lists only minerals? |
|
Definition
fluorite, feldspar, copper |
|
|
Term
whichof the follow ing are chatoyancy and asterism associated with? |
|
Definition
cat's cradle and six-sided star |
|
|
Term
a minerial is desribed as fluorescent when it.. |
|
Definition
glows under ultraviolet light.. |
|
|
Term
what mineral property involves iron? |
|
Definition
|
|
Term
because many minerals are similar in color and certain ekements may change the color, color.. |
|
Definition
|
|
Term
unstable atommc nuclei decay over time into stable nuclei, causing a mmineral to be... |
|
Definition
|
|
Term
|
Definition
mineral shows a cat's-eye effect |
|
|
Term
a phosphorescent minlral glows... |
|
Definition
after an ultralet light is turned off.. |
|
|
Term
Double-chain silicates are formd when |
|
Definition
two single-chains of tetraedra bond to each other.. |
|
|
Term
cubes, hexagonal prisms, and irregular masses are examples of... |
|
Definition
three common momsilicate crystaalline structures. |
|
|
Term
which of the follwing is NOT one of the four criteria for determimging whether or not a substance is a... |
|
Definition
|
|
Term
|
Definition
UNSTABLE ATOMIC decay over time, releasing particles and energy.... |
|
|
Term
the color of a mineral in powdered form is called the minerral's.. |
|
Definition
|
|
Term
a mineral is a natural solid that usually is.. |
|
Definition
inorganic,with characteristic physical properties.. |
|
|
Term
single-chain silicates are silicate crystalline structure in which tetrahedra frorm a |
|
Definition
chain by sharing oxygen atoms.. |
|
|
Term
the hardest mineral on the mohs hardness scale is... |
|
Definition
|
|
Term
density is the ratio of.. |
|
Definition
the mass of a substance to the volume of the substance.. |
|
|
Term
double-chain silicates form when.. |
|
Definition
two single-chains of tetrahedra bond to each oter.. |
|
|
Term
cleavage is the tendency of a mineral to.. |
|
Definition
split along specific planes, forming flat surfaces.. |
|
|