카페검색 본문
카페글 본문
-
광물의 특성 - G 16 2024.07.01해당카페글 미리보기
주요 생산국가 : 호주 Coober Pedy, 웨일즈, 미국, 멕시코, 브라질) 라) 물리화학적 성질 cleavage(쪼개짐) none fracture(깨짐) brittle한 패각상, 표면이 매끈하게 조각난 형태로 발달 color(색) 흰색, 노란색, 갈색, 적색, 청색 등 다양 density(밀도...
-
5 보석의 결정학 5.2 크리스탈 시스템 2024.02.07해당카페글 미리보기
composition Cu3(CO3)2(OH)2 Crystal system Monoclinic Habit Short columlar, botryoidal Cleavage Indistinct Fracture Conchoidal, uneven, brittle Hardness 3 1/2 - 4 Optic nature Biaxial + Refractive index 1.720-1.848 Birefringence 0.108...
-
Bone fracture 2008.04.24해당카페글 미리보기
a vertebra in the spine collapses due to osteoporosis, a medical condition which causes bones to become brittle and susceptible to fracture (with or without trauma). Other types of fracture are: Complete Fracture- A fracture in which...
-
[0741] brittle 2006.06.05해당카페글 미리보기
to injury: delicate fruit. Brittle refers to inelasticity that makes something especially likely to fracture or snap when it is subjected to pressure: brittle bones. See also synonyms at weak n. A confection of caramelized sugar to which...
-
green stick fracture에 대하여 2014.12.08해당카페글 미리보기
Despite the name fracture, during the majority of cases the bone is broken and hard to find in x-rays. This is owing in...thick fiborous periosteum of immature bone. A person's bones become harder (calcified) and more brittle with age...