Tin(II) sulfide Tin(II) sulfide Tin(II) sulfide is a chemical compound of tin and sulfur. The chemical formula is SnS. Its natural occurrence concerns herzenbergite (α-SnS), a rare mineral. At elevated temperatures above 905K, SnS undergoes a second order phase transition to β-SnS (space group: cmcm, No. 63). in recent years, it has become evident that a new polymorph of SnS exist based upon the cubic crystal system, π-SnS (space group: P23, No. 198). Tin(II) sulfide can be prepared by reacting tin with sulfur, or tin(II) chloride with hydrogen sulfide. Tin(II) sulfide is a dark brown or black solid, insoluble in water, but
ROH 15th Anniversary Show ROH 15th Anniversary Show ROH 15th Anniversary was the two-night 15th ROH Anniversary Show professional wrestling pay-per-view (PPV) event produced by the American wrestling promotion Ring of Honor. It took place on March 10 and 11, 2017, at the Sam's Town Live in the Las Vegas suburb of Sunrise Manor, Nevada. The first night was a pay-per-view broadcast, while the following night was a set of tapings for the ROH flagship program "Ring of Honor Wrestling". ROH 15th Anniversary features professional wrestling matches that involved wrestlers from pre-existing scripted feuds or storylines that play out on ROH's television program, "Ring