A treatise on the external characters of minerals / [Robert Jameson].

  • Jameson, Robert, 1774-1854.
Date:
[1805]
Catalogue details

Licence: Public Domain Mark

Credit: A treatise on the external characters of minerals / [Robert Jameson]. Source: Wellcome Collection.

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    passes into brown. Examples, hyacinth and tile ore. p, Tile red is Ityacinth red mixed with much greyish white. Example, procelain jasper. d. Scarlet red is composed of carmine red with a very little lemon yellow. Is a well known colour of much intensity. Example, light cinnabar from Wolfstein. e. Blood red is scarlet red mixed with brownish black. Examples, pyrope and jasper. f. Flesh red is blood red mixed with greyish white. Examples, felspar, calc-spar, and straight lamellar heavy-spar. g. Copper red. It scarcely differs from the preceding variety, but in possessing a metallic lustre. It never inclines to blue, which is frequently the case with the flesh red colour. Examples, native copper and copper nickel. h. Carmine red is the principal colour. Example, spindle, particularly in thin splinters. i. Cochineal red is carmine red mixed with bluish grey. Examples, dark cinnabar and red copper ore. ]c. Crimson red is carmine red mixed with a consider- able portion of blue. Example, ruby. /, Columbine red is composed of carmine red, with more blue than the preceding variety, and what is cha- racteristic for this colour, a little black. Example, oriental garnet. til, Rose red is cochineal red mixed with white. Ex- amples, red ore of manganese and quartz. n. Peach blosso7n red is crimson red mixed with white. Example, cobalt crust and cobalt bloom. o. Cherry red is crimson red mixed with a consider- able portion of brownish black. Examples, spinelle and red antimony.