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IIT-JAM 2019 Q.No. 60. (Mineralogy)
access_time 2025-09-10T12:45:57.993Z face Geo Martian Academy
Solution {{Geo Martian Academy}}...
IIT-JAM 2019 Q.No. 57 (Mineralogy)
access_time 2025-09-10T12:18:36.157Z face Geo Martian Academy
Q.57 The difference between XAn and XAb in a feldspar represented by X in the given triangular diagram is ____________ (answer in one decimal place). {{Geo Martian Academy}}...
IIT-JAM 2019 Q.No. 48 (Mineralogy)
access_time 2025-09-10T11:59:33.999Z face Geo Martian Academy
IIT-JAM 2019 Q.No. 48 (Mineralogy) Q.48. If a crystal contains 5 faces and 8 edges, the number of vertices in the crystal is . __________ Solution {{Geo Martian Academy}}...
IIT-JAM 2019 Q.No. 47 (Mineralogy)
access_time 2025-09-10T11:35:48.146Z face Geo Martian Academy
IIT-JAM 2019 Q.No. 47 (Mineralogy) Q.47 The difference between Si/O ratios of K-feldspar and olivine is _________ (answer in two decimal places). Solution {{Geo Martian Academy}}...
IIT-JAM 2019 Q.No. 45 (Mineralogy)
access_time 2025-09-09T20:17:56.44Z face Geo Martian Academy
IIT-JAM 2019 (Mineralogy) Q.45. A light ray passes from mineral A to mineral B having refractive indices of 1.750 and 1.430, respectively. The limiting value of the angle of incidence above which the light ray undergoes total internal reflection is ____ degree (rounded off to one decimal place). Sol...