Infrared Luminescence and the Beads of Nuzi and Serebit el-Khadim - Egypt and the Bible<\/title>\n<meta name=\"description\" content=\"Infrared photographs of the beads from from Nuzi and Serabit el-Khadim were tested for the presence or absence of Egyptian Blue pigment.\" \/>\n<meta name=\"robots\" content=\"index, follow\" \/>\n<meta name=\"googlebot\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta name=\"bingbot\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Infrared Luminescence and the Beads of Nuzi and Serebit el-Khadim - Egypt and the Bible\" \/>\n<meta property=\"og:description\" content=\"Infrared photographs of the beads from from Nuzi and Serabit el-Khadim were tested for the presence or absence of Egyptian Blue pigment.\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/\" \/>\n<meta property=\"og:site_name\" content=\"Egypt and the Bible\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/zdfalk\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/zdfalk\" \/>\n<meta property=\"article:published_time\" content=\"2018-09-25T15:00:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-09-25T07:58:11+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.egyptandthebible.com\/wp-content\/uploads\/archaeology\/infrared\/infrared_luminescence_of_nuzi_beads__by_zdfalk-dbxgnts.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"978\" \/>\n\t<meta property=\"og:image:height\" content=\"817\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DrDavidAFalk\" \/>\n<meta name=\"twitter:site\" content=\"@DrDavidAFalk\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"http:\/\/www.egyptandthebible.com\/#website\",\"url\":\"http:\/\/www.egyptandthebible.com\/\",\"name\":\"Egypt and the Bible\",\"description\":\"David A. Falk - Egyptologist, Bible Scholar, Author\",\"publisher\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/#\/schema\/person\/22879091eabd53189f618635e69e9bb4\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"http:\/\/www.egyptandthebible.com\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"@id\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#primaryimage\",\"inLanguage\":\"en-US\",\"url\":\"http:\/\/www.egyptandthebible.com\/wp-content\/uploads\/archaeology\/infrared\/infrared_luminescence_of_nuzi_beads__by_zdfalk-dbxgnts.jpg\",\"width\":978,\"height\":817,\"caption\":\"An infrared luminescent photo of beads from Nuzi showing strong presence of Egyptian Blue pigment (Photograph by David A. Falk)\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#webpage\",\"url\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/\",\"name\":\"Infrared Luminescence and the Beads of Nuzi and Serebit el-Khadim - Egypt and the Bible\",\"isPartOf\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#primaryimage\"},\"datePublished\":\"2018-09-25T15:00:58+00:00\",\"dateModified\":\"2018-09-25T07:58:11+00:00\",\"description\":\"Infrared photographs of the beads from from Nuzi and Serabit el-Khadim were tested for the presence or absence of Egyptian Blue pigment.\",\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/\"]}]},{\"@type\":\"Article\",\"@id\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#article\",\"isPartOf\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#webpage\"},\"author\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/#\/schema\/person\/22879091eabd53189f618635e69e9bb4\"},\"headline\":\"Infrared Luminescence and the Beads of Nuzi and Serebit el-Khadim\",\"datePublished\":\"2018-09-25T15:00:58+00:00\",\"dateModified\":\"2018-09-25T07:58:11+00:00\",\"commentCount\":0,\"mainEntityOfPage\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#webpage\"},\"publisher\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/#\/schema\/person\/22879091eabd53189f618635e69e9bb4\"},\"image\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#primaryimage\"},\"keywords\":\"beads,egyptian blue,infrared,infrared luminescence,non-invasive testing,nuzi,photography,pigment,serabit el-khadim\",\"articleSection\":\"Archaeology\",\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/#respond\"]}]},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"http:\/\/www.egyptandthebible.com\/#\/schema\/person\/22879091eabd53189f618635e69e9bb4\",\"name\":\"David A Falk\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"http:\/\/www.egyptandthebible.com\/#personlogo\",\"inLanguage\":\"en-US\",\"url\":\"http:\/\/www.egyptandthebible.com\/wp-content\/uploads\/about_me\/Falk_Photo_Proper_2_icon.jpg\",\"caption\":\"David A Falk\"},\"logo\":{\"@id\":\"http:\/\/www.egyptandthebible.com\/#personlogo\"},\"sameAs\":[\"https:\/\/www.facebook.com\/zdfalk\",\"https:\/\/twitter.com\/DrDavidAFalk\"]}]}<\/script>\n","jetpack_shortlink":"https:\/\/wp.me\/pabtwg-36","_links":{"self":[{"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/posts\/192"}],"collection":[{"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/comments?post=192"}],"version-history":[{"count":15,"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/posts\/192\/revisions"}],"predecessor-version":[{"id":619,"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/posts\/192\/revisions\/619"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/media\/194"}],"wp:attachment":[{"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/media?parent=192"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/categories?post=192"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.egyptandthebible.com\/index.php\/wp-json\/wp\/v2\/tags?post=192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

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{"id":192,"date":"2018-09-25T08:00:58","date_gmt":"2018-09-25T15:00:58","guid":{"rendered":"http:\/\/www.egyptandthebible.com\/?p=192"},"modified":"2018-09-25T00:58:11","modified_gmt":"2018-09-25T07:58:11","slug":"infrared-luminescence-and-beads-nuzi-serebit-el-khadim","status":"publish","type":"post","link":"http:\/\/www.egyptandthebible.com\/index.php\/2018\/09\/25\/infrared-luminescence-and-beads-nuzi-serebit-el-khadim\/","title":{"rendered":"Infrared Luminescence and the Beads of Nuzi and Serebit el-Khadim"},"content":{"rendered":"\r\n\r\nWhen I visited the Harvard Semitic Museum during Oct 2017, I brought my infrared camera gear to do some tests on HSM 1935.4.7 (=Sinai 375a).\u00a0 I was looking for the presence (or absence) of Egyptian Blue pigment.\u00a0 And while there, I asked the director of the museum if they wanted anything else tested.\r\n\r\n\r\n\r\n\r\n\r\nThey had me test beads from the city of Nuzi in Iraq and the Egyptian mining colony at Serabit el-Khadim.\u00a0 In both cases, the beads looked similar, mostly chalk white and unremarkable.\u00a0 Some beads from Serabit el-Khadim had a faint blue cast.\r\n\r\nUsing a process called infrared luminescence<\/em>, an artifact can be tested for the presence of certain pigments.\u00a0 The process is quite simple.\u00a0 Ambient light is reduced and a red light is shone upon the artifacts.\u00a0 The artifacts are then photographed used a camera modified to capture infrared light.\u00a0 If the red light stimulates the production of infrared light, this infrared light will be detected by the camera.\u00a0 In the case of Egyptian Blue pigment, the camera detects the otherwise faded pigment as a bright blue glow.\r\n\r\n\r\n\r\n\r\n\r\nUnder testing, the beads from Serabit el-Khadim showed no presence of Egyptian Blue pigment.\u00a0 But the Nuzi beads glowed intensely with infrared luminosity (see photo). This is interesting and makes a lot of sense if one thinks about it.\r\n\r\n\r\n\r\n\r\n\r\nSerabit el-Khadim was a mining colony where turquoise was mined.\u00a0 And even though the miners had all the materials to make Egyptian Blue, it was unnecessary for them to do so since the pigment was a substitute for turquoise.\u00a0 Why make a counterfeit when you have easy access to the genuine article?\u00a0\u00a0 They simply decorated their beads with turquoise paint.\r\n\r\n\r\n\r\n\r\n\r\nNuzi had no natural source of turquoise and therefore imported beads decorated with Egyptian Blue pigment as trade goods.\r\n\r\n","protected":false},"excerpt":{"rendered":"
When I visited the Harvard Semitic Museum during Oct 2017, I brought my infrared camera gear to do some tests on HSM 1935.4.7 (=Sinai 375a).\u00a0 I was looking for the presence (or absence) of Egyptian Blue pigment.\u00a0 And while there, I asked the director of the museum if they wanted anything else tested. They had…<\/p>\n
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