{"version":"1.0","type":"link","title":"Dacite - Newikis","description":"La dacite est une roche magmatique volcanique microlitique composée de quartz, de plagioclase, de verre et de minéraux ferromagnésiens : biotite, hornblende ou pyroxène.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/0/05/Whaleback%2C_Mount_St_Helens_volcanic_crater_%28February_22_2005%29.jpg/1280px-Whaleback%2C_Mount_St_Helens_volcanic_crater_%28February_22_2005%29.jpg","thumbnail_width":1280,"thumbnail_height":851}