You have heard often of the metal called platina, to be found only in.    From Wordnik.com.  [Memoir, Correspondence, And Miscellanies, From The Papers Of Thomas Jefferson, Volume 1] Reference

You have heard often of the metal called platina, to be found only in South America.    From Wordnik.com.  [Memoir Correspondence And Miscellanies]

An Abbé Rochon has applied the metal called platina to the telescope instead of the mixed metal of which the specula were formerly composed.    From Wordnik.com.  [Letters] Reference

The process answers equally well for either gold or platina.    From Wordnik.com.  [Young's Demonstrative Translation of Scientific Secrets] Reference

Slowly the curtain of inwrought tapestry rose from the platina door.    From Wordnik.com.  [The Continental Monthly, Vol. 5, No. 1, January, 1864] Reference

This platina should never be allowed to touch the mercury or the zinc.    From Wordnik.com.  [A Newly Discovered System of Electrical Medication] Reference

Branco is so called because the gold found there was mixed with platina.    From Wordnik.com.  [The Romance of Isabel Lady Burton] Reference

Take of platina 8 parts, of silver 4 parts, copper 12 parts, melt all together.    From Wordnik.com.  [Young's Demonstrative Translation of Scientific Secrets] Reference

Marble quarries, mines of salt, platina, gold, and coal are worked here on a large scale.    From Wordnik.com.  [Michael Strogoff] Reference

Gold is the heaviest of all metals, except platina; it is neither very elastic, nor very hard.    From Wordnik.com.  [A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery. With a Short Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition.] Reference

Why do we say that certain metals -- as, for example, platina or gold -- are heavier than others, say, lead or iron?.    From Wordnik.com.  [A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery. With a Short Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition.] Reference

Let the brass post, standing on the top of this bar and soldered to the platina plate below, be toward the left-hand side.    From Wordnik.com.  [A Newly Discovered System of Electrical Medication] Reference

Next to gold, platina, and mercury, it is the heaviest of the metals, being eleven times heavier than an equal bulk of water.    From Wordnik.com.  [A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery. With a Short Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition.] Reference

If the fluid in the battery cell be fresh, use very little -- just enough to reach well the platina plate and make the machine run.    From Wordnik.com.  [A Newly Discovered System of Electrical Medication] Reference

Iron, brass, indeed, nearly all substances, except gold and platina, will float upon mercury, because they are lighter than this liquid.    From Wordnik.com.  [A Catechism of Familiar Things; Their History, and the Events Which Led to Their Discovery. With a Short Explanation of Some of the Principal Natural Phenomena. For the Use of Schools and Families. Enlarged and Revised Edition.] Reference

Next, place the platina plate between the two zinc plates, standing on their legs upon a table before you; and bring the top of the wooden bar.    From Wordnik.com.  [A Newly Discovered System of Electrical Medication] Reference

Thus the town is the center of an important district, abounding in manufactories principally for the working and refining of gold and platina.    From Wordnik.com.  [Michael Strogoff] Reference

Then a platina stylus or pen was substituted for the iron pen in connection with iodide paper, and the speed increased to 900 words per minute.    From Wordnik.com.  [Scientific American Supplement, No. 446, July 19, 1884] Reference

Here, indeed, were few cultivated fields; the soil was poor, at least at the surface, but in its bowels lay hid quantities of iron, copper, platina, and gold.    From Wordnik.com.  [Michael Strogoff] Reference

Still ours is neither the golden nor the silver age of liberty: it is more like paper and platina liberty, things which have the weight and semblance without their value.    From Wordnik.com.  [The Mirror of Literature, Amusement, and Instruction Volume 14, No. 392, October 3, 1829] Reference

We ‘allay’ wine with water; we ‘alloy’ gold with platina.    From Wordnik.com.  [English Past and Present] Reference

The weight of the platina basin being already known, we have only to weigh it carefully.    From Wordnik.com.  [A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy] Reference

I sang in one through a horn, and they transposed this on a platina roll and wound it off.    From Wordnik.com.  [The Sunny Side of Diplomatic Life, 1875-1912] Reference

Cauca valley, and skirting along the mountain of Choca, with the platina-mines for which it is famous.    From Wordnik.com.  [Celebrated Travels and Travellers Part 2. The Great Navigators of the Eighteenth Century] Reference

Nor have I been able to heat a fine platina wire, or produce a spark, or convulse the limbs of a frog.    From Wordnik.com.  [Experimental Researches in Electricity, Volume 1] Reference

Wash the precipitate, dry it, and expose it to a red heat in a platina capsule: it is phosphate of magnesia.    From Wordnik.com.  [A Treatise on Adulterations of Food, and Culinary Poisons Exhibiting the Fraudulent Sophistications of Bread, Beer, Wine, Spiritous Liquors, Tea, Coffee, Cream, Confectionery, Vinegar, Mustard, Pepper, Cheese, Olive Oil, Pickles, and Other Articles Employed in Domestic Economy] Reference

I saw a small cask full of 'platina del Pinto', which she told me she could transmute into gold when she pleased.    From Wordnik.com.  [The Complete Memoirs of Jacques Casanova] Reference

The streams under the furnaces gave out to the sponges of platina a heat which was regularly kept up and distributed.    From Wordnik.com.  [Vingt mille lieues sous les mers. English] Reference

If one square inch of platina be heated to 100 degrees it will fall to, say, zero in one second, whereas, if it was at.    From Wordnik.com.  [Edison, His Life and Inventions] Reference

Gold, silver, and platina, are incapable of being oxydated by the greatest heat that we can produce by the common method.    From Wordnik.com.  [Conversations on Chemistry, V. 1-2 In Which the Elements of that Science Are Familiarly Explained and Illustrated by Experiments] Reference

Gold, silver and platina to the value of three thousand dollars were taken away, but there were no traces or evidence of the burglars.    From Wordnik.com.  [The Secrets of the Great City] Reference

It is difficult to conceive why the mouth of a great river, descending from a country rich in gold and platina, should have remained uninhabited.    From Wordnik.com.  [Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3] Reference