Why Is Streak More Reliable For Rock Identification? Streak is a more reliable property than color because streak does not vary. Minerals that are the same color may have a different colored streak. Many minerals, such as the quartz in the Figure 3, do not have streak. Why is streak more reliable for mineral identification?
Which Mineral Test Is Shown In The Image 2 Points Image Showing Minerals That Have Been Rubbed Against A White Board Leaving Different Colored Lines On The Board? Streak test is a method to determine what color would the mineral had if it’s being transformed into a powdered form. This test is being done by
How Can You Use Streak To Identify A Mineral? To check streak, scrape the mineral across an unglazed porcelain plate (Figure below). Yellow-gold pyrite has a blackish streak, another indicator that pyrite is not gold, which has a golden yellow streak. The streak of hematite across an unglazed porcelain plate is red-brown. Why is streak