{"id":9917,"date":"2019-06-07T10:41:59","date_gmt":"2019-06-07T10:41:59","guid":{"rendered":"https:\/\/ajediam.com\/?page_id=9917"},"modified":"2026-10-12T19:03:44","modified_gmt":"2026-10-12T19:03:44","slug":"gravite-specifique-densite-durete-poids-pierres-precieuses-mineraux","status":"publish","type":"page","link":"https:\/\/ajediam.com\/fr\/identification\/gravite-specifique-densite-durete-poids-pierres-precieuses-mineraux\/","title":{"rendered":"Densit\u00e9, duret\u00e9 et poids sp\u00e9cifique des pierres pr\u00e9cieuses et min\u00e9raux"},"content":{"rendered":"<div class='row vc_row '><div class='col-md-12 '><div class='row '><div class='col-md-12 col-inner'><div class='col-inwrap'><div class='mb-4'><p><\/p>\n<h5>Comment conna\u00eetre la gravit\u00e9 sp\u00e9cifique, la densit\u00e9, le harnais, la r\u00e9fraction &#8211; toutes les sp\u00e9cifications et caract\u00e9ristiques des pierres pr\u00e9cieuses\u00a0?<\/h5>\n<p>Retrouvez ci-dessous les caract\u00e9ristiques des pierres pr\u00e9cieuses naturelles.<\/p>\n<p>Les quatre pierres pr\u00e9cieuses classiques sont le diamant, le rubis, le saphir et l&rsquo;\u00e9meraude. Les autres min\u00e9raux comprennent : la moissanite, l&rsquo;agate, l&rsquo;alexandrite, l&rsquo;am\u00e9thyste, l&rsquo;aigue-marine, l&rsquo;\u0153il-de-chat, la citrine, le grenat, le jade, le lapis-lazuli, la pierre de lune, l&rsquo;onyx, l&rsquo;opale, le p\u00e9ridot, le quartz, la rhodolite, la rubellite, le spinelle, la pierre de soleil, la topaze, la tourmaline, la turquoise et le zircon.<\/p>\n<p>Consultez les <a href=\"https:\/\/ajediam.com\/fr\/diamants-101\/tailles-des-diamants\/\">dimensions des diamants<\/a> et le rapport entre poids et dimensions. D\u00e9couvrez \u00e9galement <a href=\"https:\/\/ajediam.com\/fr\/diamants-101\/tailles-des-diamants-sur-la-bague-a-la-main\/\">le rendu d&rsquo;un diamant sur une bague, au doigt et \u00e0 la main<\/a>.<\/p><\/div><\/div><\/div><\/div><div class='mb-4'><p><\/p><\/div><hr class='mb-4' \/><div class='mb-4'><p><strong>Pour aller plus loin :<\/strong><br \/>\n<a href=\"https:\/\/www.thoughtco.com\/densities-of-common-rocks-and-minerals-1439119\" target=\"_blank\" rel=\"nofollow noopener\">Densit\u00e9 des roches courantes \u2013 la kimberlite : roche bleut\u00e9e, source du diamant naturel<\/a><\/p>\n<p>La duret\u00e9 des diamants et des min\u00e9raux est mesur\u00e9e sur l&rsquo;\u00e9chelle de Mohs, qui s&rsquo;\u00e9chelonne de 1 pour le talc \u00e0 10 pour le diamant.<\/p>\n<p><a href=\"http:\/\/www.scienceclarified.com\/Ma-Mu\/Minerals.html\" target=\"_blank\" rel=\"nofollow noopener\">L&rsquo;\u00e9chelle de duret\u00e9 de Mohs r\u00e9pertorie 10 min\u00e9raux courants, attribuant \u00e0 chacun une duret\u00e9 de 1 \u00e0 10.<\/a><br \/>\n(Friedrich Mohs, min\u00e9ralogiste allemand, 1822).<\/p>\n<p><a href=\"http:\/\/www.scienceclarified.com\/Ma-Mu\/Minerals.html#ixzz18BlRVfCE\" target=\"_blank\" rel=\"nofollow noopener\">Exemples de min\u00e9raux : caract\u00e9ristiques physiques et identification<\/a><br \/>\n<\/p><\/div><hr class='mb-4' \/><div class='row '><div class='col-md-2 col-inner'><div class='col-inwrap'><\/div><\/div><div class='col-md-8 col-inner'><div class='col-inwrap'><div class='vc-image text-center'><figure><div><img src='https:\/\/ajediam.com\/wp-content\/uploads\/2019\/03\/Ajediam_footer_Buy_now_13_03_2015.jpg' alt=''><\/div><\/figure><\/div><\/div><\/div><div class='col-md-2 col-inner'><div class='col-inwrap'><\/div><\/div><\/div><\/div><\/div> \n","protected":false},"excerpt":{"rendered":"","protected":false},"author":5,"featured_media":0,"parent":9850,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ub_ctt_via":"","footnotes":""},"acf":[],"featured_image_src":null,"_links":{"self":[{"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/pages\/9917"}],"collection":[{"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/comments?post=9917"}],"version-history":[{"count":3,"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/pages\/9917\/revisions"}],"predecessor-version":[{"id":175524,"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/pages\/9917\/revisions\/175524"}],"up":[{"embeddable":true,"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/pages\/9850"}],"wp:attachment":[{"href":"https:\/\/ajediam.com\/fr\/wp-json\/wp\/v2\/media?parent=9917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}