355,324
| Category | Oxide mineral |
| Formula, (repeating unit) | Aluminium oxide, Al 2O 3 |
| Crystal system | Trigonal |
| Crystal class | Hexagonal scalenohedral (3m), H-M symbol: (32/m) |
| Space group | R 3c |
| Color | Typically blue, but varies |
| Crystal habit | As crystals, massive and granular |
| Twinning | Both growth twins (in various orientations) and polysynthetic glide twinning on the rhombohedron [10 11 | cleavage = Poor | fracture = Conchoidal, splintery | mohs = 9.0 | luster = Vitreous | refractive = n ω =1.768–1.772, n ε =1.760–1.763, Birefringence 0.008 | opticalprop = Abbe number 72.2 | pleochroism = Strong | streak = Colorless | gravity = 3.98~4.06 | density = | melt = 2,030–2,050 °C | fusibility = Infusible | diagnostic = | solubility = Insoluble | diaphaneity = Transparent to nearly opaque | other = Coefficient of thermal expansion (5.0–6.6)×10 −6 /K, relative permittivity at 20 °C, ε = 8.9–11.1 (anisotropic) | label15 = Cleavage | data15 = | label16 = Fracture | data16 = | label17 = Tenacity | data17 = | label18 = Mohs scale hardness | data18 = | label19 = Luster | data19 = | label20 = Streak | data20 = | label21 = Diaphaneity | data21 = | label22 = Specific gravity | data22 = | label23 = Density | data23 = | label24 = Polish luster | data24 = | label25 = Optical properties | data25 = | label26 = Refractive index | data26 = | label27 = Birefringence | data27 = | label28 = Pleochroism | data28 = | label29 = 2V angle | data29 = | label30 = Dispersion | data30 = | label31 = Extinction | data31 = | label32 = Length fast/slow | data32 = | label33 = Ultraviolet fluorescence | data33 = | label34 = Absorption spectra | data34 = | label35 = Melting point | data35 = | label36 = Fusibility | data36 = | label37 = Diagnostic features | data37 = | label38 = Solubility | data38 = | label39 = Common impurities | data39 = | label40 = Alters to | data40 = | label41 = Other characteristics | data41 = | label42 = | data42 = | label43 = References | data43 = | header44 = | label45 = | data45 = | label46 = | data46 = | label47 = | data47 = | label48 = | data48 = | label49 = | data49 = | label50 = | data50 = |
About Sapphire
Poet Sapphire was born on August 4, 1950 in California, United States (She's 73 years old now).
Znana jako powieściopisarka, poetka i artystka słowa mówionego, Sapphire jest najbardziej znana z powieści Push z 1996 roku i zbioru poezji z 1994 roku American Dreams. Ta pierwsza praca stała się podstawą do przyjętego przez krytyków filmu Precious (wydanego w 2009 roku).
All info about Sapphire can be found here. This article will clarify all information about Sapphire: biography, age, facts, income, family, wife & breakup...
Sapphire before becoming famous
Sapphire was born in the Zodiac sign Leo (The Lion), and 1950 is the year of the Chinese Zodiac Tiger (兎).
Po ukończeniu City Colleges w San Francisco i Nowym Jorku uzyskała tytuł magistra sztuk pięknych w Brooklyn College.
Achievement of Sapphire
W 1999 roku opublikowała swój trzeci pełnometrażowy zbiór poezji Black Wings & Blind Angels: Poems.
Sapphire's Family, Spouse, Dating and Relationship
Urodzona jako Ramona Lofton, dorastała w rodzinie wojskowej i spędziła dzieciństwo w wielu miejscach. W wieku ośmiu lat tragicznie doznała przemocy ze strony ojca.
Sapphire Collabed with
Aktorka Movie Actress Monique zdobyła Oscara za rolę matki tytułowego bohatera w filmie (Precious) opartym na autobiograficznej powieści Sapphire Push.
Sapphire Income & Net worth
Sapphire's income mainly comes from the work that created her reputation: a poet. Information about her net worth in 2025 is being updated as soon as possible by allfamous.org, you can contact to tell us Net Worth of the Sapphire.
Sapphire Height and Weight
How tall is Sapphire? Information about Sapphire height in 2025 is being updated as soon as possible by AllFamous.org. Or you can contact us to let us know how tall of Sapphire.
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Latest information about Sapphire updated on March 21 2023.
