Product Name: | Natural Raw Mineral Malachite Malachite Teaching Specimens | Categories: | Rock &Stone Specimen |
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Application: | Medical School Bilological Class,medical Promotion Gift | Material: | Natural Mineral |
Color: | Nature Color | Usage: | Primary School/middle School/college/universities |
Professional Experience: | 10+ Export Experience | Package: | Safe Export Packaging And Short Delivery Time |
High Light: | rare mineral specimens,rock and mineral specimens |
Natural raw mineral malachite malachite teaching specimens
Chemical composition | Cu2 [CO3] (OH) 2 |
Crystal structure | crystal belongs to monoclinic carbonate minerals in |
Form | columnar crystals, needles or fibrous, usually bell emulsion, kidney-shaped, film or earthy aggregates are |
Physical Properties | green, shiny glass, translucent. Mohs hardness of 3.5-4, the proportion of 4-4.5 |
Feature | in case of hydrochloric acid blistering appraisal |
Block | 1cm to 20cm |
Causes and occurrence | produced in the oxidation zone of copper deposit is secondary copper sulfide oxidation product, often symbiotic and azurite, cuprite, limonite, etc., can be used to find the native copper flag |
Uses | Chrysocolla can be used for copper, solid mass of beautiful decorations and crafts can be used as raw material, the powder can do green pigment (called malachite green). |