M. A. Masoud

12 Questions 31 Answers 0 Followers

Questions related from M. A. Masoud

chlorite occurs as a primary mineral?

Chlorite is a common secondary mineral occurring after the alteration of minerals such as pyroxenes and amphiboles. But, this mineral occurs as a primary mineral?

09 December 2019 3,790 6 View

What are the limits of trace elements particularly the radioactive ones in rocks and minerals?

what are the limits of trace elements in rocks and minerals particularly U, Th and Sr?

27 January 2018 8,915 6 View

How to differentiate between the three types of carbonates; calcite, dolomite and magnesite under microscope?

05 December 2017 1,094 10 View

How can I set the water ratio in the concrete mix in the case of aggregates of high water absorbtion?

I make concrete mix of some aggregates that have high water absorbtion, but I can't adjust the water ratio of mix because aggregates such as hematite absorbs more water and I make water absorbtion...

13 July 2017 6,120 10 View

What is the effect of adding polyvinyl alcohol to acrylic acid and acrylamide on swelling, viscosity and cross linking?

11 June 2017 6,497 4 View

What is the reason of the blue color in some serpentinites?

In hand samples, I observe some of the blue stains in the serpentinites, so what is this mineral?

18 February 2017 3,313 8 View

What is the reddish brown mineral in the magnetite?

In thin sections, I see reddish brown patches or stains in the magnetite? I think it's like an alteration of magnetite....so what is this reddish brown mineral?

10 February 2017 5,390 3 View

Is it normal that two varieties of serpentinites are closely found and how?

I have found two varieties of serpentinites with different colours and almost mineralogical composition.These serpentinites are closely found in the same place with different degree of...

03 October 2016 2,059 9 View

What is the source of Magnetite in Serpentine?

What is the source of Magnetite formation in serpentine ?Oxidation of Iron in Magnesian Iron minerals or the hydrothermal solutions ?

06 August 2016 9,962 7 View

What are the geologic conditions or factors responsible for that?

If I have two different samples of ophiolitic serpentinite taken from two different places, but they have a difference in the internal structure water (L.O.I) about 3-5%, so what are the geologic...

23 May 2016 799 5 View

What are the controlling factors and conditions of the formation of Antigorite, Lizardite or Chrysotile?

Antigorite, Lizardite and Chrysotile are serpentine minerals which have the same chemical composition but they are formed separately, so what are the conditions that control that?

06 May 2016 5,019 5 View

Does anyone have a suggestion of a text or a web for intrusive serpentinite ?

I want a textbook for intrusive serpentinite or any text about serpentinite

27 March 2016 1,329 6 View