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Books Books 1 - 6 of 6 on ... specific gravity fall between the fixed limits, and cannot exclude the individual....  
" ... specific gravity fall between the fixed limits, and cannot exclude the individual from this order. The other parts of this character are now to be taken into consideration. If the appearance of the individual be metallic, its colour must be black,... "
A System of Crystallography,: With Its Application to Mineralogy - Page xxiii
by John Joseph Griffin - 1841 - 489 pages
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Treatise on Mineralogy: Or, The Natural History of the Mineral Kingdom, Volume 1

Friedrich Mohs - Mineralogy - 1825
...individual be metallic, its colour must be black, otherwise it cannot belong to the order Ore. But the appearance is not metallic ; therefore the colour...streak ; and as the individual gives none of these, its streak being uncoloured, these characteristic marks do not come into consideration. The next mark...
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Treatise on mineralogy, or The natural history of the mineral ..., Volume 1

Friedrich Mohs - 1825
...individual be metallic, its colour must be black, otherwise it cannot belong to the order Ore. But the appearance is not metallic ; therefore the colour...streak ; and as the individual gives none of these, its streak being uncoloured, these characteristic marks do not come into consideration. The next mark...
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Treatise on Mineralogy: Or, The Natural History of the Mineral Kingdom, Volume 1

Friedrich Mohs - Mineralogy - 1825
...individual be metallic, its colour must be black, otherwise it cannot belong to the order Ore. But the appearance is not metallic ; therefore the colour...lustre. The first will be found, particularly in the vOL. i. 2 R fracture. The following characteristic marks refer to minerals of a red, yellow, brown,...
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Mineralogy According to the Natural History System: Forming the Article ...

Robert Jameson - Mineralogy - 1837 - 283 pages
...character does not affect the individual, and consequently cannot determine its place. Since the lustre is not metallic, the individual must exhibit adamantine,...first will be found particularly in the fracture. The next part of the character refers to minerals of a red, yellow, brown, or black streak ; and as the...
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A system of crystallography, with its application to mineralogy

John Joseph Griffin - Science - 1841 - 469 pages
...individual be metallic, its colour must be black, otherwise it cannot belong to the order Ore. But the appearance is not metallic ; therefore the colour...streak ; and as the individual gives none of these, its streak being mcoloured, these characteristic marks do not come into consideration. The next mark...
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A System of Crystallography: With Its Application to Mineralogy

John Joseph Griffin - Crystallography - 1841 - 469 pages
...metallic, its colour must be black, otherwise it cannot belong to the order Ore. But the apjvarance is not metallic ; therefore the colour of the individual...individual must exhibit adamantine or imperfect metallic /</-',-, The first will be found, particularly in the fracture. The following characteristic marks...
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