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4 votes
Which of the following is not true about minerals?

They always include oxygen and silicon.
They are naturally occurring materials.
They each have unique properties.
They have a crystalline structure.​

2 Answers

6 votes

Answer:

They always includes oxygen and silicon

Step-by-step explanation:

User Chrisbtoo
by
4.8k points
4 votes

Answer:

they always include oxygen and silicon

Step-by-step explanation: