Nikita posted an Question
October 15, 2021 • 04:41 am 30 points
  • IIT JAM
  • Geology (GG)

Arfvedsonite is a sodium amphibole mineral with composition: na,(fe,+mg), fe,+si,o,oh), it crystallizes in the monoclinic prismatic crystal system and typically

Arfvedsonite is a sodium amphibole mineral with composition: Na,(Fe,+Mg), Fe,+Si,O,OH), It crystallizes in the monoclinic prismatic crystal system and typically occurs as greenish black to bluish grey fibrous to radiating or stellate prisms. It has a specific gravity and a Mohs hardness of 5.5 to 6.

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    Saurabh 1 best-answer

    This question can have range of answers.. Specifically the specific gravity of Arfvedsonite lies in the range of 3.3-3.5 , or somewhere you might have seen they have given 3.45. So I would say, any answer coming in the range of 3.3-3.5 should be accepted as right answer.

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