Question

Which is characteristic of a mineral?

A.
It must be crystalline and have a definite chemical composition.

B.
It must be amorphous and have an indefinite chemical composition.

C.
It must be crystalline and have an indefinite chemical composition.

D.
It must be amorphous and have a definite chemical composition.
i think it is b

Answer 1

or d

Answer 2

Do you have a guess

Answer 3

A mineral is a naturally-occurring, inorganic solid which possesses a characteristic internal atomic structure and a definite chemical composition. If we take the definition of a mineral term by term, it becomes easier to understand: Minerals must occur naturally.

Answer 4

a or d

Answer 5

b or d sorry

Answer 6

but mostly d

Answer 7

Not B because what i've just read it says it's DEFINITE not indefinite So in between A and D which do you choose?

Answer 8

d

Answer 9

It must be crystalline and have a definite chemical composition because A rock is a conglomerate of multiple minerals. Minerals must have a definite chemical formula that can describe the entire sample. Rocks require multiple different chemical formulas to describe the different minerals in it.

Answer 10

so a

Answer 11

d

Answer 12

nvm

Answer 13

I'd go with A

Answer 14

sorry i ment to type a

Answer 15

Hehe everyone makes mistakes