#gemystique Yellow fibers in Peridot from Pakistan: Part 2 Continuing last week’s post, examining the varying appearance of the hair-fine to acicular yellow fibers sometimes found in Peridot from Pakistan. The difference in thickness and appearance can be examined in the photographs. They may appear in tightly packed groups or as individual thread like fibers […]
Monthly Archives: April 2021
#gemystique Part 1 of a 2-part series of posts: Yellow fibers in Peridot from Pakistan. Pakistani Peridot sometimes contain extremely thin to relatively thick hair-fine to acicular yellow fibers. As mentioned in earlier posts, these yellow fibers hint at high temperature contact metamorphic deposit from which their host Peridot originates. This particular Peridot under examination […]
#gemystique Examining ludwigite-vonsenite needles in Pakistani Peridot this week. These needles vary in appearance. Ranging from opaque black to very dark brown in color, they can have a very fine hair like appearance and can also be really thick. Pakistani Peridots may also contain extremely thin to relatively thick, hair-fine to acicular yellow fibers occasionally. […]