Resource Collection: Cell phones

10 mineralsspecimens of various sizesin durable plastic collection boxBased on the well-known computer game, we present the large Minecraft collection in a protective collector's case.Discover what the materials look like away from the screen!The rocks come with an accompanying text that includes the locality where they were found and describes the type of rock.Included: lapis lazuli, obsidian, coal, lava, iron-bearing rock, jasper, and even gold and emerald.Box size: 210 x 70 mmOur collections are handcrafted here in Bonn.Please note that rocks are natural products and no two pieces will everlook exactly alike.Due to technical limitations, colors in product photos may vary slightly from those of the actual item.Our images are for reference only; when you purchase, you will receive a collection of equivalent quality.

20 MineralsSpecimens: approx. 20 x 20 mmdelivered in a plastic collector’s caseThis collection contains the 20 most important resources used in the metal industry.For example:Antimonite, Auripigment, Bauxite, Beryl, Galena, Carnallite, Cassiterite, Chalcopyrite, Chromite, hematite, ilmenite, magnesite, magnetite, manganomelane, molybdenite, quartz, scheelite, siderite, sphalerite, and cinnabar.The specimens are numbered according to an explanatory list of contents.Our collections are handcrafted here in Bonn.Please note that rocks are natural products and no two pieces will everlook exactly alike.Due to technical limitations, colors in product photos may vary slightly from those of the original piece.Our images are provided for reference; upon purchase, you will receive a collection of equivalent quality.

This collection contains 20 minerals of technical relevance, primarily used in thechemical and ceramics industries.It includes: apatite, asbestos, dolomite, feldspar, fluorite, gypsum, mica, graphite,calcite, kaolin, corundum, chalk, magnesite, phosphorite, quartz, sassolin, sulfur, rock salt, sylvin, and talc.Specimen size: approx. 20 x 20 mm eachThe collection comes in a sturdy plastic case with compartments.All specimens are numbered according to an explanatory list of contents.Our collections are handcrafted here in Bonn.Please note that rocks are natural products and no two specimenswill ever look exactly alike.Due to technical limitations, colors in product photos may vary slightly from those of the actual specimen.Our images are for reference only; when you purchase, you will receive a collection of equivalent quality.

15 samples of various sizesdelivered in a segmented wooden caseA comprehensive basis for explaining the blast furnace process.These are selected samples of raw, intermediate, and final products from the foundry, pig iron, and steel production processes.Includes information on chemical composition, a list of contents, and technical and chemical explanations.Our collections are handcrafted at our facility in Bonn.Please note that rocks are natural products and no two pieces will everlook exactly alike.Due to technical limitations, colors in product photos may vary slightly from those of the actual item.Our images are intended for reference; upon purchase, you will receive a collection of equivalent quality.