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2. Desert rose (crystal) - Wikipedia

   en.wikipedia.org/wiki/Desert_rose_(crystal)

   A desert rose is an intricate rose-like formation of crystal clusters of gypsum or baryte, which include abundant sand grains. [1] The "petals" are crystals flattened on the c axis, fanning open in radiating clusters. The rosette crystal habit tends to occur when the crystals form in arid sandy conditions, [1] such as the evaporation of a ...

3. Baryte - Wikipedia

   en.wikipedia.org/wiki/Baryte

   Baryte, barite or barytes (/ ˈ b ær aɪ t, ˈ b ɛər-/ BARR-eyet, BAIR-[7] or / b ə ˈ r aɪ t iː z / bə-RYTE-eez [8]) is a mineral consisting of barium sulfate (BaS O 4). [3] Baryte is generally white or colorless , and is the main source of the element barium .

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

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

   Crystal: Hourglass selenite (2005) Barite Rose (1968) Oregon [59] [60] State Twin Minerals: Oregonite (2013) and Josephinite (2013) Thunderegg (1965) Oregon sunstone labradorite (1987) Pennsylvania [61] Rhode Island [62] Bowenite serpentine (1966) Cumberlandite (1966) South Carolina [63] Blue granite (1969) Amethyst (1969) South Dakota [64] [65 ...

5. Selenite (mineral) - Wikipedia

   en.wikipedia.org/wiki/Selenite_(mineral)

   Selenite, satin spar, desert rose, and gypsum flower are crystal habit varieties of the mineral gypsum.. All varieties of gypsum, including selenite and alabaster, are composed of calcium sulfate dihydrate (meaning that it has two molecules of water), with the chemical formula CaSO 4 ·2H 2 O. Selenite contains no selenium – The similar names both derive from Greek selḗnē (σελήνη ...

6. List of minerals by optical properties - Wikipedia

   en.wikipedia.org/wiki/List_of_minerals_by...

   Optical properties of common minerals Name Crystal system Indicatrix Optical sign Birefringence Color in plain polars Anorthite: Triclinic: Biaxial (-) 0.013

7. Barite rose - Wikipedia

   en.wikipedia.org/wiki/Barite_rose

   Barite rose may refer to: Rose rock; Desert rose (crystal) See also. Barite, a mineral; Rose (disambiguation) This page was last edited on 27 ...