Celestine (Celestite)

Formula: SrSO₄
Mineral class: sulfates
Crystal system: orthorhombic
Mohs scale: 3 - 3.5
Density (g/cm³): 3.96 - 3.98
Refractive index: 1.619 - 1.635
Cleavage: different
Colors: colorless, white, pale blue, pale green, pink, pale brown, black
Transparency: transparent - translucent
Luster: vitreous
Fluorescence: SW, MW, LW UV: rose - orange, light blue
Largest crystal: 45 cm?
Deposits: worldwide
Discovery: 1791
1st Description: 1791 (Schütz)
Name: from the Latin word "caelestis" (heavenly)

Celestine Mineral

Size: 9 x 3.3 x 1.3 cm

Origin: Rockwood / Michigan / USA

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Celestine

Size: 1.34 x 0.64 cm

Weight: 4.55 ct

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Celestine Mineral

Size of the crystal: 0.4 cm

Origin: Grotte de Lorette / Rochefort / Namur Prov. / Belgium

Photo by kind permission of © Harjo Neutkens

Celestine Mineral

Size: 3.2 x 2.8 x 2.5 cm

Origin: Scofield Quarry / Maybee / Monroe County / Michigan / USA

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Celestine

Weight: 6.61 ct

Origin: Sakoany Mine / Boeny Region / Majunga Prov. / Madagascar

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Celestine Mineral

Size: 7.7 x 4.8 x 4.7 cm

Origin: San Augustín Mine / Arizpe / Coahuila / Mexico

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Celestine Mineral under UV Light

Size: 12.5 x 7.0 x 6.0 cm

Origin: Machów Mine / Tarnobrzeg / Poland

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Celestine Mineral on Sulfur

Size: 5.0 x 4.0 x 3.5 cm

Origin: Machów Mine / Tarnobrzeg / Poland

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Celestine Mineral LW and MW UV

Size: 8.5 x 7.5 x 5.5 cm

Origin: Giumentara Mine / Agrigento Prov. / Sicily / Italy

Photo by kind permission of © www.bestminerals.com