{"version":"1.0","type":"link","title":"Frustule - Newikis","description":"A frustule is the hard and porous cell wall or external layer of diatoms. The frustule is composed almost purely of silica, made from silicic acid, and is coated with a layer of organic substance, which was referred to in the early literature on diatoms as pectin, a fiber most commonly found in…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/0/06/Diatoms.png/1280px-Diatoms.png","thumbnail_width":1280,"thumbnail_height":1046}