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Sapphire

Published on Nov 21, 2015

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PRESENTATION OUTLINE

SAPPHIRE

BY:ROBERTS NAJERA

ITS MEANING

  • A transparent precious stone, typically blue, that is a variety of corundum.
  • A small hummingbird with shining blue or violet colors in its plumage .

TYPES

  • The main gemstone colors in addition to blue Sapphire include:
  • - Green Sapphire - Purple Sapphire - Orange Sapphire - Black Sapphire
  • - Yellow Sapphire - Pink Sapphire - White Sapphire

IMAGEN

FACTS

  • The blue color is by far the most popular color for sapphire but orange.
  • Tennis bracelets are available that contain a complete rainbow of sapphire gemstones.

ITS USES

  • Sapphire gems have a variety of uses, ranging from the most familiar jewelry.
  • And also to the most unusual and creative– beauty and fashion.

THE CONDUCTIVITY

  • Single crystal sapphire possesses a unique combination of excellent optical.
  • The hardest of the oxide crystals, sapphire retains its high strength at high temperatures.

ITS CLARITY

  • Blue sapphires tend to have more inclusions than most fancy-color sapphires.
  • Gemologists use the term "inclusion" to define characteristics found inside a stone

HOW ITS OBTAINED

  • The ‘floor’ is sometimes referred to as bedrock.
  • The Bedford Hills district has the deepest floor.

MORE FACTS

  • Sapphires are well known from such places as Sri Lanka and India.
  • In addition, sapphires are found in many places throughout the world,including Brazil, and China.

LAPIS-LAZULI

ITS MEANING

  • a bright blue pigment formerly made by crushing this, being the original .
  • the color ultramarine.

TYPES

  • Variously described as indigo, royal, midnight, or marine blue, lapis lazuli’s signature hue is slightly .
  • greenish blue to violetish blue, medium to dark in tone, and highly saturated.

IMAGEN

ITS CLARITY

  • Royal blue semi-precious stone with white or gold flecks.
  • Healing, Love, Protection, Truth, Friendship.

FACTS

  • Lazurite is a popular but generally expensive mineral.
  • Well-formed, deep blue crystals are rare and valuable.

ITS USES

  • The name lazurite is often confused with the bright blue phosphate mineral lazulite.
  • However the two minerals can not be confused with each other identification wise .

ITS CLASIFICATION

  • Lapis-lazuli is mined and carved as a decorative stone, this rock has a distinctive blue colour.
  • Lapis Lazuli: Classification of Lapis Lazuli. IMA status.

MORE FACTS

  • Lapis lazuli has been mined for centuries from a locality still in use today.
  • First mined 6000 years ago, the rock was transported to Egypt.

THANKS