1.
ORIGIN OF ALLUVIAL SAPPHIRE DEPOSITS ASSOCIATED WITH EASTERN AUSTRALIAN VOLCANIC PROVINCES
与东澳火山岩区有关的蓝宝石冲积矿床的成因
2.
Many minerals are found in alluvial deposits of sand, clay, or gravel. They have been carried along and then laid down by flowing water.
许多矿物都是在砂土、泥土或砾石冲积矿床中发现的。这些矿物被流水搬运并随之沉积下来。
3.
A glacial or alluvial deposit of sand or gravel containing eroded particles of valuable minerals.
砂矿，砂积矿床一种砂砾或碎石的冰河沉积物或冲积沉积物，包括有价值的矿物成份
4.
The main ore deposit and the east ore deposit underwent strong weathering and denudation, and alluvial enrichment occured since Cenozoic era.
主、东矿床新生代以来经受了强烈风化剥蚀 ,并有冲积富集现象 .
5.
Dredging for alluvial gold.
用挖掘机找冲积金矿
6.
The Chongjiang porphyric intrusion occurred in the middle of the Gangdese porphyry copper belt in the Southern Tibet plateau.
冲江铜矿床位于冈底斯铜矿带的中部。
7.
Research on Ore Controlling Conditions in Fozichong Pb-Zn Ore Field, Guanxi;
广西佛子冲铅锌矿床的控矿条件研究
8.
volume extraction ratio
矿床总体积和采空区总体积之比
9.
Metallogenic Regularity and Prospecting Direction of Hotwater Sedimntary Deposits, Guangxi, China;
广西热水沉积矿床成矿规律及找矿方向研究
10.
Therefore, the author considers the deposit to be a sedimentary-transform type of celestine.
认为本矿床应届沉积——改造类型的天青石矿床。
11.
Discussion of the Sedimentary Characters of Alluvial-proluvial Fan of Bauxite Series,Jiujialu Formation in Central Guizhou
论贵州中部九架炉组铝矿系冲洪积扇沉积特征
12.
Metallogenic Characteristics and Regularities of Lengshuichong Gold Deposit in Hezhou,Guangxi Province
广西贺州冷水冲金矿床成矿特征及规律
13.
mining valuable minerals from a placer by washing or dredging.
通过从冲积矿洗涤或挖泥来提取贵重矿物的开矿。
14.
Karst accumulation bauxite orebod y is a new kind of one in China.
岩溶堆积型铝土矿是国内新类型的铝土矿床。
15.
APPLICATION OF SPADE-DRILL IN THE EXPLORATION OF STOCKED MANGANESE DEPOSITS
洞口锹在堆积型锰矿床勘探中的效用
16.
Study on the Sedimentology of Late Devonian Manganese Ore Deposit in Xialei, Guangxi
广西下雷晚泥盆世锰矿床沉积学研究
17.
To wash gravel, sand, or other sediment in a pan.
淘金在淘金盆中冲洗矿砂、沙子或其他沉积物
18.
Placer mining: Oldest method of recovering gold from alluvial deposits.
砂矿开采:从冲积层回收黄金的最古老方法。