In appearance, for instance, it ranges from colourless to black.
As you look up the valley, the scene is almost colourless: the blacks of heather and peat scattered with paler moor grass and boulders of millstone grit.
Growth of pink colonies were depicted as Escherichia coli and growth of colourless colonies with black centres were depicted as Salmonella spp. and growth of colourless colonies without black centres were depicted as Shigella spp. based on description by Acumedia Manufacturers (2011).
Certain spoilage organisms (e.g., Alcaligenes, Proteus, Pseudomonas, and some molds) may produce green, pink, black, colourless, and other rots in eggs after long periods of storage.
The wearing of old or colourless dress, either black or white, the shaving of the hair or letting it grow long and unkempt, and abstention from amusements have all been common practice.
As well as providing a livelihood for the fishermen, it also proves an implacable force of nature in the winter months when it becomes a dark, brooding presence, "grey and black and colourless".
The colour of magnesia spinel ranges from bloodred to blue, green, brown, and colourless; gahnite is dark blue-green; hercynite and galaxite are black.
Their colour ranges extensively from colourless to white, green, brown, black, blue, or lavender and is related to composition, principally the iron content.
It is colourless when pure, but brown or black when iron impurities are present.
Albite usually forms brittle, glassy crystals that may be colourless, white, yellow, pink, green, or black.
