Dating year and a half. These are K-Ar data obtained on glauconite, a potassium-bearing clay mineral that forms in some marine sediment.



dating year and a half


dating year and a half

Is it just an infatuation???

dating year and a half

There is no way to correct for this natural isotopic variation since there is no way to determine it.

dating year and a half

I'm ready to make new connections.

dating year and a half

A thousand miles begins with a single step.

dating year and a half

At first, I started by writing a funny, short message.

dating year and a half

Calling him all day,leaving my job in the middle of the day for sex.

dating year and a half

This mark continued in use until

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