Collection: 20 metamorphic rocks (90x120 mm)

20 thin sectionsof metamorphic rocks acc. to collection P52 (small stones)  / P55 (bigger stones)Size of the thin section: 28 x 48 mm.The slides are 28 x 48 mm in size and fitted with cover glasses. They are numbered and provided with adhesive labels, which give the exact description as well as the age and the place of discovery. They are delivered in a grooved thin-section case. A detailed contents list with locality and exact name is included with each collection, there are thin sections of stones included, like:Contact Rocks (f.e. fritted sandstone, Fruchtschiefer, Chiastolite slate, Hornfels, contact limestone) andCristalline schists (f.e. Gneisses, Granulites, Mica schists, Phyllites, Green- and Blueschists, Talc rocks, Amphibolites & Pyroxenites, Serpentine rocks, Carbonate rocks, like Marble)

20 igneous rocksSample pieces: 90x120 mmSorted into collection boxes and delivered in a wooden caseOur range of systematic rock collections includes many options,from small to large educational collections, covering the basics for bothbeginner and advanced petrography courses.This collection includes:igneous rocks (e.g., pegmatite, granite, granodiorite, syenite, plagioclase rocks,feldspar rocks, mafic rocks)volcanic rocks (e.g., rhyolites, trachytes, latites, basalts, porphyrites, selbergites,nephelinites, and pyroclastites)The specimens are provided with labels indicating their exact name, age, and location. A protective film covers each label to prevent scratching. The rocks are numbered so they can be easily re-identified in case one is misplaced. This collection's specimens are delivered in System-bloc collection boxes, which are arranged in a wooden case.A detailed list of contents is included with each collection.The photo is for reference purposes; you will receive a collection of equivalent quality. All our collections are handcrafted in-house at Krantz, Bonn.

20 sedimentary rockshand specimens: 90x120 mmassembled in collectors' boxes, delivered in a wooden case.Our range of systematic rock collections includes everything from small to large educational collections, providing the foundation for both introductory and advanced petrography courses.This collection contains:conglomerates and breccias - psephites (e.g. quartz conglomerate, breccia)sandstones - psammites (e.g. sand, sandstone, quartzite)silt & clay rocks - pelites (e.g. clay, oil shale, loess)carbonate rocks (e.g. limestone, chalk)sediments (e.g. salt rocks, siliceous sediments such as flint, sedimentary phosphate rocks, residual rocks such as bauxites and coal)The specimensare labelled with tags indicating the exact name, age, and locality. A protective film covers each label to prevent scratches. The rocks are numbered so they can be easily re-identified if one is misplaced. The collection is delivered in system-bloc collection boxes arranged inside a wooden crate.A detailed list of contents is included with every collection.The photo serves as an example illustration, you will receive a collection of equivalent quality.All of our collections are handcrafted at our premises in Bonn.

PE bottle with drip cap (de-icing cap) and label with hazard warning, filled with 10% hydrochloric acid (HCl), suitable for rock identification.PU: 1 bottle, 50 mlAlways wear safety goggles, gloves, and protective clothing!For technical reasons, the colors in product photos may differ slightly from those of the original product.Our images are for reference purposes only; when you purchase, you will receive a product of equivalent quality.