1-10 Mohs scale Hardness Collection 10pcs

Model Size:43*11*13cm This product consists of two parts. The sedimentary strata are composed of various materials, including sandstone, shale, conglomerate, limestone, and all kinds of standardized stones representing various important geological years. The upper and lower parts of the instrument are combined to be a complete terrain.

Model Size: 45*19.5*25cm Set of 2 This product is suitable for use in teaching geological structures during geography teaching in secondary schools. The model visually shows that the rock layer is bent by the force to form a fold, or the fault is formed by the uneven force. The formation of wrinkles and faults changed the surface morphology. The model can also enhance students' perceptual knowledge, solve the strong ablation effect of the free external force that students can hardly grasp, make the anticline become a valley, or incline into a mountain, and can determine the anticline and the oblique from the old and new relationship of the rock formation in the model.

Model Size: 43*24*15cm The product demonstration water is widely distributed on the land surface. During the flow process, it constantly changes the surface morphology and shapes into various types of flowing water and landforms. The flow of water is most active in wet areas.

Rock Size:4*3cm Wooden Box Size:400*230*35mm Olivine Basalt, Dolerite, Basalt Glass, Java Volcano, Black Pumice, White Pumice, Red Pumice, Vesicular basalt, Dacite, Moyite, Plagiogranite, Tuff Lava, Perlite, Furvous Andesite