Tanya Srivastava

7 Questions 14 Answers 0 Followers

Questions related from Tanya Srivastava

How is the composition of tourmaline of magmatic origin different from tourmaline of hydrothermal origin?

Himalayan leucogranites, pegmatites, boron

08 April 2023 7,799 2 View

How is primary biotite distinguished from reequilibrated biotite?

Electron Probe Microanalysis, Granites

28 November 2022 2,906 6 View

What are the advantages of monazite over zircons in geochronological studies?

Granites, Himalayas, temperature, pressure, Isotopes

07 July 2022 5,993 6 View

For the determination of lead (Pb) isotopes, what different techniques have been used in the recent years?

As a function of the relative isotope masses, the lead isotope ratios fractionate differently from the true value and has more than one radiogenic isotope. Which methods are preferable, then, in...

02 July 2022 9,298 0 View

In the case of monazite, which dates are considered best to estimate the crystallization age ?

Does the dates to evaluate the age vary with analytical methods ? 207Pb/235U dates,208Pb/232Th dates, 206Pb⁄238U ,LA-ICPMS Leucogranites, Himalayas

30 December 2021 5,493 2 View

What inferences can be drawn from the oscillatory zoning in zircons?

origin, granitic melts, Leucogranites, Himalayas

19 December 2021 6,861 3 View

How on the basis of anatectic condition can we differentiate between granite produced from metabasites and meta sedimentary rocks in the Himalayas?

Himalayan Leucogranites, Temperature difference regarding anatectic conditions.

10 April 2021 3,440 6 View