{"product_id":"2940013966901","title":"Precious Stones - Study Guide eBook..","description":"Just take a look at what is covered in this eBook:\u003cbr\u003e\u003cbr\u003e=\u0026gt; HOW STONES ARE DISTINGUISHED FROM ONE ANOTHER\u003cbr\u003e\u003cbr\u003e=\u0026gt; REFRACTION\u003cbr\u003e\u003cbr\u003e=\u0026gt; DOUBLE REFRACTION\u003cbr\u003e\u003cbr\u003e=\u0026gt; ABSORPTION AND DICHROISM\u003cbr\u003e\u003cbr\u003e=\u0026gt; SPECIFIC GRAVITY\u003cbr\u003e\u003cbr\u003e=\u0026gt; SPECIFIC GRAVITY DETERMINATIONS\u003cbr\u003e\u003cbr\u003e=\u0026gt; LUSTER AND OTHER REFLECTION EFFECTS\u003cbr\u003e\u003cbr\u003e=\u0026gt; HARDNESS\u003cbr\u003e\u003cbr\u003e=\u0026gt; HARDNESS (Continued)\u003cbr\u003e\u003cbr\u003e=\u0026gt; DISPERSION\u003cbr\u003e\u003cbr\u003e=\u0026gt; COLOR\u003cbr\u003e\u003cbr\u003e=\u0026gt; COLOR (Continued)\u003cbr\u003e\u003cbr\u003e=\u0026gt; COLOR (Continued)\u003cbr\u003e\u003cbr\u003e=\u0026gt; COLOR (Concluded)\u003cbr\u003e\u003cbr\u003e=\u0026gt; HOW TO TELL SCIENTIFIC STONES FROM NATURAL GEMS\u003cbr\u003e\u003cbr\u003e=\u0026gt; HOW TO TEST AN \"UNKNOWN\" GEM\u003cbr\u003e\u003cbr\u003e=\u0026gt; SUITABILITY OF STONES FOR VARIOUS TYPES OF JEWELS, AS DETERMINED BY HARDNESS, BRITTLENESS, AND CLEAVABILITY\u003cbr\u003e\u003cbr\u003e=\u0026gt; MINERAL SPECIES TO WHICH THE VARIOUS GEMS BELONG AND THE CHEMICAL COMPOSITION THEREOF\u003cbr\u003e\u003cbr\u003e=\u0026gt; THE NAMING OF PRECIOUS STONES\u003cbr\u003e\u003cbr\u003e=\u0026gt; THE NAMING OF PRECIOUS STONES (Concluded)\u003cbr\u003e\u003cbr\u003e=\u0026gt; WHERE PRECIOUS STONES ARE FOUND\u003cbr\u003e\u003cbr\u003e=\u0026gt; HOW ROUGH PRECIOUS STONES ARE CUT\u003cbr\u003e\u003cbr\u003e=\u0026gt; HOW ROUGH PRECIOUS STONES ARE CUT AND WHAT CONSTITUTES GOOD \"MAKE\" (Concluded)\u003cbr\u003e\u003cbr\u003e=\u0026gt; FORMS GIVEN TO PRECIOUS STONES\u003cbr\u003e\u003cbr\u003e=\u0026gt; IMITATIONS OF PRECIOUS STONES\u003cbr\u003e\u003cbr\u003e=\u0026gt; ALTERATION OF THE COLOR OF PRECIOUS STONES\u003cbr\u003e\u003cbr\u003e=\u0026gt; PEARLS\u003cbr\u003e\u003cbr\u003e=\u0026gt; CULTURED PEARLS AND IMITATIONS OF PEARLS\u003cbr\u003e\u003cbr\u003e=\u0026gt; THE USE OF BALANCES AND THE UNIT OF WEIGHT IN USE FOR PRECIOUS STONES\u003cbr\u003e\u003cbr\u003e=\u0026gt; TARIFF LAWS ON PRECIOUS AND IMITATION STONES","brand":"colin","offers":[{"title":"Default Title","offer_id":47083481006320,"sku":"2940013966901","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940013966901_p0.jpg?v=1763602382","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940013966901","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}