Identifying Precious S Training Manual with Courseware & Certificate (Paperback)

Whats Covered HOW STONES ARE DISTINGUISHED FROM ONE ANOTHER REFRACTION DOUBLE REFRACTION ABSORPTION AND DICHROISM SPECIFIC GRAVITY LUSTER AND OTHER REFLECTION EFFECTS HARDNESS HOW TO TELL SCIENTIFIC STONES FROM NATURAL GEMS HOW TO TEST AN UNKNOWN GEM SUITABILITY OF STONES FOR VARIOUS TYPES OF JEWELS, AS DETERMINED BY HARDNESS, BRITTLENESS, AND CLEAVABILITY THE NAMING OF PRECIOUS STONES HOW ROUGH PRECIOUS STONES ARE CUT FORMS GIVEN TO PRECIOUS STONES THE USE OF BALANCES AND THE UNIT OF WEIGHT IN USE FOR PRECIOUS STONES What's Included Paperback Book This book is part of a complete courseware which includes a Quizzes and Certificate of Completion at the end Book Details 6 x 9 inches size 50 pages Booklet How does it work? We will ship you your book with instructions for completing your courseware. You will receive instructions for logging into your online student dashboard where you'll be able to watch videos and complete corresponding quizzes. For more info please send a message.