{"product_id":"id-chart-mohs-hardness-scale-rock-and-mineral-collection","title":"ID Chart - MOHS Hardness Scale - Rock and Mineral Collection","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003eGreat earth science resource - Chart with samples on the Mohs Hardness Scale\u003c\/li\u003e\n\u003cli\u003eIncludes numbers 1-9 (all except diamond)\u003c\/li\u003e\n\u003cli\u003eSpecific samples included are Talc, Gypsum, Calcite, Fluorite, Apatite, Feldspar, Quartz, Topaz, Corundum\u003c\/li\u003e\n\u003cli\u003eWonderful for Science Fair presentations on Rocks, Minerals or Geology\u003c\/li\u003e\n\u003cli\u003eThe chart measures 8 1\/2\" x 5 1\/4\" with samples affixed to a sturdy card with ziplock protective plastic covering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan style=\"font-family: verdana, arial, helvetica, sans-serif; font-size: 13px;\"\u003eIncludes 9 genuine rocks\/minerals\/gemstones that are one through nine on the Mohs Hardness Scale. The Moh's scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. It was created in 1812 by the German geologist and mineralogist Friedrich Mohs and is one of several definitions of hardness in materials science.\u003c\/span\u003e\n\u003cdiv class=\"feature\" id=\"vendorPoweredCoupon_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"vendorPoweredCoupon\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"addOnItem_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"addOnItem\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"snsPromo_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"snsPromo\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"giftcard-holiday-availability-messaging_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"giftCardHolidayAvailabilityMessaging\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"andonCord_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"andonCord\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"olp_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"olp\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"originalPackagingMessage_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"originalPackagingMessage\"\u003e\n\u003cdiv class=\"a-section a-spacing-small\" id=\"originalPackagingMessage\" style=\"box-sizing: border-box;\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"newerVersion_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"newerVersion\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"recommendations_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"recommendations\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature\" id=\"productAlert_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"productAlert\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"centerColAlign\" id=\"hqpWrapper\" style=\"line-height: 19px; font-family: Arial, sans-serif; font-size: 13px; margin-right: 270px; margin-left: 581px; box-sizing: border-box; background-color: #ffffff;\"\u003e\n\u003cdiv class=\"feature\" id=\"heroQuickPromo_feature_div\" style=\"box-sizing: border-box;\" data-feature-name=\"heroQuickPromo\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"vendor-unknown","offers":[{"title":"Default Title","offer_id":67635235815587,"sku":"mfk1791413304871","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/8740\/8803\/files\/id-chart---mohs-hardness-scale---rock-and-mineral-collection_1.jpg?v=1791413311","url":"https:\/\/luxecofashion.shop\/products\/id-chart-mohs-hardness-scale-rock-and-mineral-collection","provider":"My Store","version":"1.0","type":"link"}