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opal stone what is real? ​

Sagot :

Answer:

Natural opal is a variety of silica. This stone usually contains between 5% and 10% water and is relatively soft – its hardness rating is 5.5-6.0 on the Mohs scale. Opal can be colorless or colored; its colors can range from white, yellow, orange, and red to green, blue, brown, and black.

Answer:

yan napo

Explanation:

i hope its help po

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