Marmer Ireng Ashford: Béda antara owahan

Dékorasi ngginakaken bahan mineral lokal wernawarna ireng sampun kepanggihaken wiwit jaman prasajarah. Dipuncathet kapisan déning [[Bess saking Hardwick]] taun 1580.<ref name="genuki">[http://www.genuki.org.uk/big/eng/DBY/BygoneIndustries/AshfordMarble.html Bygone Industries of the Peak:Ashford Black Marble],</ref> Henry Watson lek saking ahli géologi Derbyshire [[White Watson]] dipunwastani minangka salah satunggal tuladha kunci pangembangan indhustri lokal gegayutan kaliyan Marmer Ireng Ashford ing taun 1750-an.<ref name=cooper>{{cite journal|last=Cooper|first=Michael P.|title=The Devonshire Mineral Collection of Chatsworth House|journal=Mineralogical Record|date=30 April 2005|year=2005|url=http://www.blnz.com/news/2008/04/23/DEVONSHIRE_MINERAL_COLLECTION_Chatsworth_House_8972.html}}</ref> Piyambakipun gadhah pabrik mawi tenaga kincir [[toya]] ing [[Ashford-in-the-Water]]

Watu kapur saged dipunéwahi mawi mesin bubut kanggé damel guci, pang lilin, lan barang-barang sanèsipun ingkang sami. Utawi dipungraji kanggé ngasilaken barang ingkang alus, rata kados obelisk lan ''pemberat kertas''. Musiyum lan Gladri Seni Derby gadhah kolèksi barang-barang utawi calon barang saking Marmer Ireng Ashford, pikantuk saking bengkel kagunganipun kulawarga Tomlinson. Kalebet ing mriku tugelan ingkang dipunsiapaken minangka lapisan dhasar saking marmer ireng. Tugelan mau awujud [[kembang]] mawi kelopak gangsal (''forget-me-not'' génus ''myosotis'') lan kembang [[bakung]] gunung (''Convallaria majalis'') ingkang paling kathah wonten. Watu-watu werni dipunlapisaken ing marmer ireng kalebet watuan mineral werni klawu, biru lan ungu ingkang kapanggihaken saking [[Monyash]], "rosewood" saking Nettler Dale ing [[Sheldon]] ingkang ngandhut lapisan abang lan putih, watuan [[barit]] ngasilaken manéka variasi sanèsipun <ref name="genuki"/> lan watuan [[florit]] ''Blue John'' saking[[Castleton, Derbyshire|Castleton]] ngasilaken wernawarna ungu lan kuning saking [[Crich]],<ref>[http://www.aboutderbyshire.co.uk/cms/11/ashford-black-marble.shtml Ashford Black Marble],</ref> déné watuan ''"Birds-Eye"'' gadhah désain saking fosil ingkang dipunkandhut. Watuan mineral ingkang langka kawéntar minangka ''"Duke's Red"'' dipunsimpen wonten ing [[Chatsworth House]].<ref name="genuki"/>.