Some mineralogists have conjectured that the greater part of these were not of Vesuvian origin, but thrown up in fragments from some older formation, through which the gaseous explosions burst.
It is often called talc in common life; but mineralogists apply the term talc to a different mineral.
The apparatus and reagents employed are compendious and small in number, so that they can be carried easily while on scientific excursions, a considerable advantage for mineralogists and metallurgists.
The minerals given are such as are best known to English and American mineralogists under the names specified.
I cannot, however, but think that it would be of the greatest service to botanists, physicists, and mineralogists alike, if some resident in India would resume the investigations so admirably commenced by Dr.
Apart from the question of its singular mode of origin, however, and its remarkable and anomalous physical properties, tabasheer is of much interest to mineralogists and geologists.
The chemists sought it in their laboratories and the mineralogists in the mountains and deserts.
By mineralogists it is often termed lumachella, an Italian name which may, however, be appropriately applied to any marble which contains small shells.
This cement is made of the nodules of indurated and slightly ferruginous marl, called by mineralogists "septaria," and also of some other species of argillaceous limestone.
We shall not attempt to enter into any very detailed account of the structure of meteorites; it is rather a matter for the consideration of chemists and mineralogists than for astronomers.
Once the mineralogists assure us that these bodies are volcanic, the question becomes one of calculation and of the balance of probabilities.
All mineralogists are agreed that the passage of voluminous masses, from a liquid or pasty to a solid and crystalline state, must be an extremely slow process.
But Hutton had conceived larger ideas than were entertained by the mineralogists of his day.
The old English translators and mineralogists often use the word juices in the same sense, and we have adopted it.
The minerals embraced under this term by the old mineralogists form one of the most difficult chapters in the history of mineralogy.
It is desirable here to enquire into the nature of the substances given by all of the old mineralogists under the Latinized Greek terms chalcitis, misy, sory, and melanteria.
They were called by the older mineralogists Septaria and Ludus Helmontii (Van Helmont's coits).
It was called by the older mineralogists steel ore.
These districts have impressed all mineralogists with the evidences of the action of volcanic fire.
The principal ores of cobalt are those designated by mineralogists under the names of arsenical cobalt and gray cobalt.
According to the opinions of competent mineralogists the vast majority of those from Western Europe are made of jadeite and chloromelanite, the number made of the former being slightly in excess of the latter.
But notwithstanding the most careful searching on the part of geologists and mineralogists not a particle of any of them has yet been found in situ in any part of Switzerland.
The London mineralogists if the race be not extinct, must sorely feel the want of the man to whom they were in the habit of applying on all occasions, and to whom they never applied in vain.
There is another branch of investigation intimately connected with analytical chemistry, the improvements in which have been attended with great advantage, both to mineralogists and chemists.
Then, also, we poor mineralogists might sometimes have the chance of seeing a fine crystal of diamond unhacked by the jeweller.
I was desirous to make this remark, because the mineralogists before-mentioned place globular selenite along with the Bologna stone, to which however it does not belong.
In order to avoid confusion, I shall here call the nitrum of the ancients nitrum, and the nitrum of the mineralogists saltpetre.
This ore was therefore used, though it was not known what metal it contained, in the same manner as oxide of cobalt was employed in colouring glass before mineralogists were acquainted with that metal itself.
The mineralogists who have examined them agree that they have no resemblance to mineral substances properly so called, nor have they been described by mineralogical authors.
I therefore now proceed to take a view of the natural history of coal strata,--a subject which mineralogists seem not inclined to engage with, although the most ample data are to be found for that investigation.
Petrifaction is a subject in which mineralogists have perhaps wandered more widely from the truth than in any other part of natural history; and the reason is plain.
Then, also, we poor mineralogists might sometimes have the chance of seeing a fine crystal of diamond unhacked by the jeweler.
The ore from which it is almost exclusively extracted, as being the only one found in abundance, is the native sulphide or sulphuret of lead, called by mineralogists galena.
That description of fetid limestone called by the German mineralogists stinkstein is always of a blackish brown colour.
This quantity amounts in the basalt of the modern mineralogists only to 0.
We found considerable mountains composed of that ancient grey stone which the mineralogists of the school of Freyberg name grauwakke, and grauwakkenschiefer.
Have a few mineralogists and experts, if you like; but also take care to invite representatives of the menaced Interests.
They would stand for the mines, as you and the mineralogists would stand for science.
This, however, is believed not to be invariably the case, a recent school of mineralogists contending that pure masses of alluvial gold have been formed from the accretion or growth of the gold deposited from certain gold salts.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "mineralogists" in a variety of sentences. We hope that you will now be able to make sentences using this word.
