在基质上的 Picropharmacolite 簇状晶体群 Germany Richelsdorf mining district 来自旧藏 -- 195 g
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来自德国黑森州里希尔斯多夫矿区的基质上针状晶簇，重量195 g。
AI辅助摘要
卖家的描述
Sprays of acicular crystals on matrix from Bauhaus, Richelsdorf mining district Germany
From an old German collection - 1985
Matrix size : 8 x 5 x 5 cm. - Weight : 188 gr - Crystal Sizes : 5 mm
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Formula:Ca4Mg(AsO4)2(HAsO4)2 · 11H2OColour:White; colorless in transmitted light.Lustre:Sub-Vitreous, Silky, PearlyHardness:1 - 2Specific Gravity:2.55 - 2.64Crystal System:TriclinicName:Named by Friedrich Stromeyer in 1819 from the Greek πικροζ = bitter in allusion to its composition, containing magnesia, and φάρμακον ("pharmakon"), a substance with potent properties (a poison, but may also mean a drug or medicine; cf. pharmacy, pharmaceutical etc.) Picropharmacolite is not structurally related to pharmacolite despite its name as well as the chemical and physical similarity.Type Locality:ⓘ Ore dumps, Richelsdorf Smelter, Süß, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany
Usually found as small to microscopic pearly white botryoids with a radiating structure internally, also commonly as silky fibrous aggregates or small acicular crystals.
From Mindat.org
Sprays of acicular crystals on matrix from Bauhaus, Richelsdorf mining district Germany
From an old German collection - 1985
Matrix size : 8 x 5 x 5 cm. - Weight : 188 gr - Crystal Sizes : 5 mm
.............
Formula:Ca4Mg(AsO4)2(HAsO4)2 · 11H2OColour:White; colorless in transmitted light.Lustre:Sub-Vitreous, Silky, PearlyHardness:1 - 2Specific Gravity:2.55 - 2.64Crystal System:TriclinicName:Named by Friedrich Stromeyer in 1819 from the Greek πικροζ = bitter in allusion to its composition, containing magnesia, and φάρμακον ("pharmakon"), a substance with potent properties (a poison, but may also mean a drug or medicine; cf. pharmacy, pharmaceutical etc.) Picropharmacolite is not structurally related to pharmacolite despite its name as well as the chemical and physical similarity.Type Locality:ⓘ Ore dumps, Richelsdorf Smelter, Süß, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany
Usually found as small to microscopic pearly white botryoids with a radiating structure internally, also commonly as silky fibrous aggregates or small acicular crystals.
From Mindat.org
详细资料
矿物形式
Sprays of Picropharmacolite on matrix Richelsdorf mining district Germany From an old collection -
重量
195 g
国家
Worldwide
