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2. Lapis lazuli - Wikipedia

   en.wikipedia.org/wiki/Lapis_Lazuli

   Lapis lazuli (UK: / ˌ l æ p ɪ s ˈ l æ z (j) ʊ l i, ˈ l æ ʒ ʊ-,-ˌ l i /; US: / ˈ l æ z (j) ə l i, ˈ l æ ʒ ə-,-ˌ l i /), or lapis for short, is a deep-blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color.

3. File:Lapis lazuli, Smithsonian Objects of Wonder.jpg - Wikipedia

   en.wikipedia.org/wiki/File:Lapis_lazuli...

   English: Large lapis lazuli specimen as seen at the National Museum of Natural History 2021 'Objects of Wonder' exhibit. This particular piece weighs over 100kg (about 250lbs). This particular piece weighs over 100kg (about 250lbs).

4. Sapphire - Wikipedia

   en.wikipedia.org/wiki/Sapphire

   The Greek term for sapphire quite likely was instead used to refer to lapis lazuli. [72] During the Medieval Ages, European lapidaries came to refer to blue corundum crystal by "sapphire", a derivative of the Latin word for blue: sapphirus. [74] The sapphire is the traditional gift for a 45th wedding anniversary. [75]

5. Blue in culture - Wikipedia

   en.wikipedia.org/wiki/Blue_in_culture

   Importing lapis lazuli by caravan across the desert from Afghanistan to Egypt was very expensive. Beginning in about 2500 BC, the ancient Egyptians began to produce their own blue pigment known as Egyptian blue by grinding silica , lime , copper , and alkalai , and heating it to 800 or 900 °C (1,470 or 1,650 °F).

6. Blue pigments - Wikipedia

   en.wikipedia.org/wiki/Blue_pigments

   Persian blue: made by grinding up the mineral Lapis lazuli. The most important mineral component of lapis lazuli is lazurite (25% to 40%), a feldspathoid silicate mineral with the formula (Na,Ca) 8 (AlSiO 4) 6 (S,SO 4,Cl) 1–2. Cobalt pigments. Cobalt blue (PB28): cobalt(II) aluminate. Cerulean blue (PB35): cobalt(II) stannate. Cerium uranium ...

7. DR. NICOLE SAPHIER: 5 ways for women to survive the holiday ...

   www.aol.com/dr-nicole-saphier-5-ways-130038471.html

   For women in perimenopause, this can lead to burnout. Make self-care a non-negotiable part of your routine. ... The 9 Most Common Questions Women Over 40 Ask Their Doctors, According To A ...

8. Gemstones in the Bible - Wikipedia

   en.wikipedia.org/wiki/Gemstones_in_the_Bible

   The ancients also referred to lapis-lazuli as sapphire, which is likewise a blue stone, often speckled with shining pyrites giving it the appearance of being sprinkled with gold dust. It is composed of silica, alumina, and alkali and is an opaque substance easily engraved. Debate still continues as to which stone is precisely referred to in the ...

9. 5 symptoms women over 40 should always take seriously - AOL

   www.aol.com/finance/5-symptoms-women-over-40...

   The study, which involved 106 peri- and postmenopausal women and was presented at the Endocrine Society’s annual meeting in May, indicates women should self-monitor their vasomotor symptoms and ...