![platinum nugget, noble metal, found free in nature in the form of nuggets, used in the production of catalysts Stock Photo | Adobe Stock platinum nugget, noble metal, found free in nature in the form of nuggets, used in the production of catalysts Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/04/09/32/53/1000_F_409325399_4uWawBxxqlUsP0qaA1OTHJhVCFN72flx.jpg)
platinum nugget, noble metal, found free in nature in the form of nuggets, used in the production of catalysts Stock Photo | Adobe Stock
![Extraction of metals Only some unreactive metals such as silver, gold and platinum can occur freely in nature. Most metals react with other elements to. - ppt video online download Extraction of metals Only some unreactive metals such as silver, gold and platinum can occur freely in nature. Most metals react with other elements to. - ppt video online download](https://slideplayer.com/4688332/15/images/slide_1.jpg)
Extraction of metals Only some unreactive metals such as silver, gold and platinum can occur freely in nature. Most metals react with other elements to. - ppt video online download
![Birds and nature . distinguished fromthis in the following manner: On fusingthe powdered mineral with a mixture ofbisulphate of potash and fluor spar (bestdone on a little loop of platinum wire)Tourmaline Birds and nature . distinguished fromthis in the following manner: On fusingthe powdered mineral with a mixture ofbisulphate of potash and fluor spar (bestdone on a little loop of platinum wire)Tourmaline](https://c8.alamy.com/comp/2CPT95G/birds-and-nature-distinguished-fromthis-in-the-following-manner-on-fusingthe-powdered-mineral-with-a-mixture-ofbisulphate-of-potash-and-fluor-spar-bestdone-on-a-little-loop-of-platinum-wiretourmaline-will-color-the-flame-greenwhile-hornblende-will-produce-no-col-oration-the-black-opaque-crystals-often-reacha-large-size-as-some-are-known-to-befour-feet-in-length-both-black-andbrown-tourmaline-are-usually-opaqueand-hence-have-no-value-as-gems-thetourmalines-available-for-gems-are-trans-parent-and-have-a-great-variety-of-color-the-gem-tourmalines-are-to-be-foundin-only-a-few-localit-2CPT95G.jpg)
Birds and nature . distinguished fromthis in the following manner: On fusingthe powdered mineral with a mixture ofbisulphate of potash and fluor spar (bestdone on a little loop of platinum wire)Tourmaline
![Platinum Nugget, Noble Metal, Found Free in Nature in the Form of Nuggets, Used in the Production of Catalysts Stock Photo - Image of nuggets, khabarovsk: 208941230 Platinum Nugget, Noble Metal, Found Free in Nature in the Form of Nuggets, Used in the Production of Catalysts Stock Photo - Image of nuggets, khabarovsk: 208941230](https://thumbs.dreamstime.com/b/platinum-nugget-noble-metal-found-free-nature-form-nuggets-used-production-catalysts-208941230.jpg)