Polished Agates PAGE 1 . I am selling some of my collection of cut and polished specimens before it overruns my shop :) These are halves for display, not slabs.
3.3 Raw materials for cement manufacture. The first step in the manufacture of portland cement is to combine a variety of raw ingredients so that the resulting ...
Question and Answer community for all things minerals and gemstones. Need help identifying a rock or mineral? Have a question about minerals or gemstones? Ask out ...
Mining is the extraction of valuable minerals or other geological materials from the earth usually from an orebody, lode, vein, seam, reef or placer deposits.
What is attracted to magnets? Take a wand magnet and go around the house to see what will stick to it or feel like it is attracted to it. Keep a list of the items you ...
Home Page of Hundreds of minerals for sale to mineral collectors from online mineral dealer. New minerals are added every week. All major credit cards are accepted.
Daily Great Lakes and Seaway Shipping News Archive
The physical properties of silver make it suitable for a wide variety of uses. It is identified as a native element, a mineral, a natural alloy and a byproduct of ore ...
Daily Great Lakes and Seaway Shipping News Archive
What is attracted to magnets? Take a wand magnet and go around the house to see what will stick to it or feel like it is attracted to it. Keep a list of the items you ...
Miner in Conneaut 11/30 The Mesabi Miner left Nanticoke at 3:00 p.m. Thursday and was inbound Conneaut around 7:00 p.m. to load 20,000 tons of coal for Marquette.
Calcite is the primary ore of calcium. Calcite is indispensable in the construction industry, forming the base of cement. Many important chemicals are created from ...
Chalcopyrite ores are usually processed by means of hydrometallurgical or pyrometallurgical processes, but due to environmental aspects and the possibility of ...
Current List: Each month, we offer an abbreviated selection of minerals from our inventory of over 200,000 samples. If you don't see what you're ...
Spathic iron ore. Although spathic (carbonate) iron ores, such as siderite, have been economically important for steel production, they are far from ideal as an ore.
Barite (Baryte) - Detailed description, properties, and locality information guide about the mineral Barite.
Limestone and Lime Limestone is an odorless white, grayish-white or tan material that ranges from sized stone to a granular powder. It is often described as the most ...
Zircon is a popular gemstone and the primary ore of zirconium. It occurs as tiny crystals in many types of rocks but is usually mined from stream and beach sediments.
2.1 Phosphate occurrences. Iron ore of high phosphorus content coexists with other minerals in the form of apatite or fluorapatite. Phosphorus is spread on the edge ...