susannite
Sign in to saveSusannite is a lead sulfate carbonate hydroxide mineral. It has the formula Pb4SO4(CO3)2(OH)2. Susannite is the higher temperature phase of the two and forms above 80 °C when fluids oxidize the lead ore deposits. It is trimorphous with leadhillite and macphersonite.
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- Susannite-219732.jpg
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- Nickel-Strunz 9th edition (updated 2009)
- 5.BF.40
- Commons category
- Susannite
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 5.BF.40
- IMA Mineral Symbol
- Sus
- chemical formula
- Pb₄(SO₄)(CO₃)₂(OH)₂
- Strunz 8th edition (series ID, updated)
- VI/B.05
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{{Infobox mineral | name = Susannite | boxwidth = | boxbgcolor = | image = Lanarkite, Susannite, Macphersonite-359326.jpg | imagesize = | alt = | caption = Susanite with macphersonite and lanarkite from the Susanna Mine, Leadhills | category = Carbonate minerals | formula = Pb4SO4(CO3)2(OH)2 | IMAsymbol = Sus | molweight = | strunz = 5.BF.40 | dana = | system = Trigonal | class = Rhombohedral () H-M symbol: () | symmetry = R | unit cell = a = 9.07, c = 11.57 [Å]; Z = 3 | color = Colorless, white, pale green, pale yellow, brown | colour = | habit = Occurs as equant to acute rhombohedral crystals | twinning = | cleavage = {0001} perfect | fracture = | tenacity = | mohs = 2.5 - 3 | luster = Adamantine, resinous | streak = | diaphaneity = Translucent | gravity = 6.55 | density = | polish = | opticalprop = Uniaxial (anomalously biaxial) | refractive = 1.96 | birefringence = | pleochroism = | 2V = | dispersion = | extinction = | length fast/slow = | fluorescence = | absorption = | melt = | fusibility = | diagnostic = | solubility = | impurities = | alteration = | other = | prop1 = | prop1text = | references =
}}