HZ > Time zone difference > USA and South Korea. Time difference between USA and South Korea is: +13:0 hours. South Korea is 13:0 hours ahead of USA. That means when it is 1:00 am in Washington DC USA, it is 2:00 pm in Seoul South Korea (same calendar day).
The name apatite is derived from Greek meaning âto deceiveâ likely because it was often mistaken for other, more valuable gemstones, like peridot, tourmaline, and emerald. Apatite is found in igneous, sedimentary, and metamorphic rock, but only the latter grows larger crystals suitable for jewelry.patite is a soft stone, and can be very brittle. Apatite is a mineral that sits at a five on the Mohs Scale. Most commonly seen in green tones, it can also bee found in yellows, pinks, browns, violets, and blues.
apatite. 1. calcium phosphate; one of the two mineral constituents of bones and teeth. 2. fluorapatite; a naturally occurring rock mineral containing fluorine. apatite calculi. see apatite urolith.. calcium phosphate; one of the two mineral constituents of bones and teeth. 2. fluorapatite; a naturally occurring rock mineral containing fluorine. apatite calculi. see apatite urolith.