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2. Lapidary (text) - Wikipedia

   en.wikipedia.org/wiki/Lapidary_(text)

   Medieval or early modern lapidaries describe particular gemstones' protective and healing properties, including diamond, emerald, sapphire, amethyst, ruby, etc.Some of the stones mentioned are metals or metallic compounds such as cinnabar, hematite, calamine, and magnetite.

3. Hematite - Wikipedia

   en.wikipedia.org/wiki/Hematite

   Hematite (/ ˈ h iː m ə ˌ t aɪ t, ˈ h ɛ m ə-/), also spelled as haematite, is a common iron oxide compound with the formula, Fe 2 O 3 and is widely found in rocks and soils. [6] Hematite crystals belong to the rhombohedral lattice system which is designated the alpha polymorph of Fe 2 O 3. It has the same crystal structure as corundum ...

4. Portal:Minerals - Wikipedia

   en.wikipedia.org/wiki/Portal:Minerals

   Hematite is not only harder than pure iron, but also much more brittle. The term kidney ore may be broadly used to describe botryoidal, mammillary, or reniform hematite. Maghemite is a polymorph of hematite (γ-Fe 2 O 3) with the same chemical formula, but with a spinel structure like magnetite. Large deposits of hematite are found in banded ...

5. Aqeeq - Wikipedia

   en.wikipedia.org/wiki/Aqeeq

   A geode of chalcedony richly colored by hematite that gives it its rusty hues and marks it as Akik [contradictory] Aqeeq, akik or aqiq (Arabic: العقيق) means quartz in Arabic, and agate in Turkish, however in the context of rings usually refers to a ring set with a chalcedony stone. Well-known types of chalcedony are carnelian, agate, and ...

6. ‘Never take health tips from a centenarian,’ say experts—this ...

   www.aol.com/finance/never-health-tips...

   But Richard Faragher, professor of biogerontology at the University of Brighton, UK, told the Guardian that you should “never, ever take health and lifestyle tips from a centenarian.”

7. Iron(III) oxide - Wikipedia

   en.wikipedia.org/wiki/Iron(III)_oxide

   Iron(III) oxide in a vial. Iron(III) oxide or ferric oxide is the inorganic compound with the formula Fe 2 O 3.It occurs in nature as the mineral hematite, which serves as the primary source of iron for the steel industry.

8. List of U.S. state minerals, rocks, stones and gemstones

   en.wikipedia.org/wiki/List_of_U.S._state...

   In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [ 80 ] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...

9. 17-Year-Old Cheerleader Is Stabbed to Death Days Before ...

   www.aol.com/17-old-cheerleader-stabbed-death...

   A 17-year-old cheerleader from California was stabbed to death just days before Christmas — and police say they've arrested an "acquaintance" in connection with the case. On Friday, Dec. 20, at ...