Common bleak extracted from the scales of the common bleak, so-called "Essence Orientale" or "pearl essence", (used in making artificial pearls) which is crystalline guanine. Common bleak The common bleak ("Alburnus alburnus") is a small freshwater coarse fish of the cyprinid family. The body of the bleak is elongated and flat. The head is pointed and the relatively small mouth is turned upwards. The anal fin is long and has 18 to 23 fin rays. The lateral line is complete. The bleak has a shiny silvery colour; and the fins are pointed and colourless. The maximum length is approximately 25 cm. In
Bleak House of coroners' inquests that he had attended when he had been a reporter. In the preface of the book edition of "Bleak House", Dickens wrote: "I shall not abandon the facts until there shall have been a considerable Spontaneous Combustion of the testimony on which human occurrences are usually received." George Gissing and G. K. Chesterton are among those literary critics and writers who consider "Bleak House" to be the best novel that Charles Dickens wrote. As Chesterton put it: ""Bleak House" is not certainly Dickens' best book; but perhaps it is his best novel". Harold Bloom, in his book