1. Mineral exploration: based on the regional geological survey, according to the needs of national economic and social development, the application of geological science theories and various exploration techniques or methods to conduct systematic exploration of mineral resources, also known as mineral geological exploration Or mineral resources prospecting.
2. Mineral prediction: also known as mineralization prediction, it is based on the principle of mineral prediction, the type of mineral prediction and specific task requirements, to analyze the geological conditions of mineralization, study the genesis of mineral deposits, and clarify the mineralization. Rules to establish a mineralization model, general geology, geophysical prospecting, geochemical prospecting, remote sensing and other mineral indicators to form a prospecting model, and on this basis, use appropriate mineral forecasting methods to circle the prospective areas of mineral forecasting, and to optimize the key points of mineral forecasting Area, and then forecast the potential mineral resources in the area.
3. Variability index: It is a method to quantitatively judge the change nature of a certain mark in the ore body based on the distribution curve of ore body mark weaving and dyeing, and according to the equal sign change relationship of the observation values at adjacent observation points. The formula is: t=M/(n-2); M is the number of monotonic changes.
4. Variogram/semivariogram (variation rate): It is the mathematical expectation of the square of the regionalized variable increment. Because it is exactly half of the variance of the regional change increment, it is also called the semi-variable variance. (The mathematical expectation of the square of the increment of the regionalized variable).
5. Coefficient of variation: the ratio of the mean square error to the arithmetic mean. V=σ/X*100%
6. Orebody boundary modulus: In order to describe the complexity of the boundary shape of the ore body, it is a numerical index of the boundary modulus used to evaluate the complexity of the ore body boundary shape. Significance: The smaller the modulus, the more complex the shape, on the contrary, the larger the modulus, the simpler the ore body shape. The change is between 1 and 0.
7. Mineralization intensity index: refers to the ratio of the average grade of a certain section of the ore body to the average grade of the entire ore body. The mineralization intensity index is an important indicator reflecting the degree of grade change. Significance: It is often used to compare various parts of the deposit, and is generally used when there are more exploration data. Through this comparison, some important laws of mineralization in the deposit or ore body can often be found, which is very important for the evaluation of the deposit.
8. Mineral deposit exploration type: based on the ore body geology research and summary of the previous experience of ore deposit exploration, according to the main geological characteristics of the ore deposit and its influence on the exploration work, the minerals with similar characteristics are classified by theoretical synthesis and generalization.
9. Ore-bearing coefficient: (also known as: ore-bearing rate) is the ratio of the length, area, and volume of an industrial mineralized section to the length, area, and volume of the entire mineralized section.
10. Mineral census: It is the work of prospecting for ore within a certain area with different accuracy requirements.
11. Exploration project spacing: The exploration project spacing refers to the product of the actual distance between the cut-off points of adjacent projects along the direction of the ore body and the inclination direction, also known as the "exploration network" or project density.
12. Prospecting model: The prospecting model is based on the study of the metallogenic model of ore deposits, aiming at the favorable geological conditions, effective prospecting techniques and various direct or indirect mineralization information necessary to discover a certain type of specific ore deposit. The high-level summary and summary.
13. Ore body sampling: Ore body sampling refers to the collection of a small part of representative samples from the ore body or surrounding rocks and deposits near the mine for various analyses, tests, identifications and experiments to study and determine the quality of minerals , Physical and chemical properties and specialized work on mining and processing technical conditions.
14. Mineral deposit industry index: the mineral deposit industry index, referred to as the industrial index, refers to the requirements of the industrial sector on the quality of ore raw materials and the mining conditions of the ore deposit under the current technical and economic conditions, that is, it is a measure of whether the ore body has mining and utilization value. Comprehensive standards.
15. Mineralization prediction: Under the guidance of scientific prediction theory, mineralization prediction is based on the analysis of mineralization geological conditions, in-depth study of mineralization information (mineral signs), and summary of mineralization rules, and then delineate different levels of prediction areas or three-dimensional spaces A comprehensive work in the prospecting target area. (Or mineralization prediction is an estimation or inference of unknown mineralization characteristics of mineralization events that occurred in the past.)
16. Mineralization information: Mineralization information refers to the sum of factual and speculative information that is extracted from geological information and can indicate and identify the existence or possible existence of minerals.
18. Exploration line: the general arrangement of the exploration project in the vertical exploration section where a group of parallel exploration lines are located on the surface, called the exploration line method
19. Primitive geological cataloging: Primitive geological cataloging refers to the geological observations, sampling, recording sketches, surveys, etc. of the geological phenomena revealed by prospecting projects to obtain relevant physical objects, maps, tables, and written records, etc. data
the process of.
20. Mineralization intensity: the ratio of the average grade of a certain section of the ore body to the average grade of the entire ore body
21. Mineral resources: natural accumulations formed in the crust or on the surface of the earth by geological processes, and substances that have economic significance under current economic and technological conditions. According to the degree of geological reliability, it is divided into: identification of mineral resources, potential mineral resources
22. Mineral quality: The minerals meet the current pros and cons of mining, processing, processing and utilization.
23. The lowest industrial meter percentage: it is the product of the lowest industrial grade and the smallest recoverable thickness.
24. Mineral mark: refers to those phenomena or clues that directly or indirectly indicate the existence or possible existence of minerals.
26. Section method: cut the ore body into several blocks with several survey sections or sections, calculate or estimate the mineral resources of each block separately, and then add the mineral resources/reserves of each block to obtain the mineral The mineral resources/reserves of the body.
27. Geological block method: Divide the ore body into several blocks according to the needs, and then calculate or estimate the mineral resources/reserves by the arithmetic average method (or weighted average method) for each block, and the mineral resources of all blocks The sum of reserves/reserves will get the resources/reserves of the ore body.
28. Boundary grade: also called marginal grade, it is the lowest limit grade of a single sample when delineating an ore body to calculate or estimate mineral resources/reserves.
29. Industrial grade: Also called the lowest industrial grade, it refers to the lowest average grade of a single engineering section, ore section or ore body that can be used in industry.
30. Minimum minable thickness: refers to the minimum thickness of a single-layer ore body or ore layer that can be used for industrial mining under certain technical and economic conditions when the ore quality meets the industrial requirements.
31. The lowest industrial meter percentage (rate): refers to the product of the smallest recoverable thickness and the lowest industrial grade.
32. Exclusion thickness of rock inclusions: Also known as the maximum allowable rock inclusion thickness, it is the maximum thickness of non-industrial ores (stone inclusions) allowed to be sandwiched in the middle of the ore body when delineating the ore body, calculating or estimating mineral resources/reserves.
33. The maximum allowable content of harmful components: refers to the maximum allowable content of components that are present in the ore body or ore section and have an adverse effect on the quality of mineral products and the processing process.
34. The minimum content of associated components; refers to the minimum content of beneficial components that can improve the quality or value of mineral products in the ore body or section.
35. Blind ore deposit (body): It refers to a concealed ore deposit (body) that has favorable ore-forming geological conditions, but has no direct reality on the surface or surface, and is also connected with known ore bodies.
36. Ore site: refers to the location with favorable ore-forming geological conditions and showing the existence of minerals.
37. Project demonstration: refers to the establishment and demonstration of mineral prospecting projects. The prospecting projects are based on the needs of national economic and social development, the geological conditions of mineralization, the possibility of natural, economic geography and industrial utilization, and the objective geology of selected areas The body or mineral resource object completes the specific survey task and submits the work area survey report.
38. Solid mineral resources: the quantity of solid mineral resources.
39. Geological survey method: also known as geological mapping, it is the application of geological science theories and methods, and the geological bodies exposed on the surface are projected on a flat topographical map in proportion to the prescribed symbols.
40. Heavy sand measurement method: It is a method of using heavy sand minerals to search for primary deposits (heavy sand has a specific gravity greater than 3).
41. Exploration line: the general arrangement method of the exploration project in the vertical exploration section where a group of parallel exploration lines are located on the surface, called the exploration line method
42. Mineral quality: The minerals meet the current pros and cons of mining, beneficiation, processing and utilization.
43. The exploration network is 100×50m: it means that the distance along the direction of the ore body is 100m, and the distance along the direction of the ore body is 50m.
