Matsa Resources Ltd (ASX: MAT) Price (c) Now Week Low Week High Week End Shares (M) MCAP (M) 7.7 7.9 11 7.9 316 30 Announced some good results from the Lake Carey Gold project. This will lead to an increase in the existing 694,000oz resource. Okapi Resources Ltd (ASX: OKR)…
A metalloid is an element that has properties intermediate between metals and nonmetals. They typically appear metallic but are brittle and poor (semi) conductors. They can be alloyed with metals. They have a wide range of uses such as catalysts, flame retardants, glass, semiconductors and electronics. There are six commonly…
Virtually all sulphur produced worldwide is used to make sulphuric acid, mostly produced by the Contact Process. In this process sulphur is burned in air, or ores like pyrite are heated in air, to produce sulphur dioxide. This is then converted to sulphur trioxide by heating in air to about…
Global zinc production in 2020 is estimated to be 12Mt, less than 2019 due to the COVID panic. The biggest producers were China, Peru and Australia. World zinc reserves are 250Mt and resources about 1.9Bt. Zinc has been known since Roman times but rarely used until recent times. The Chinese…
Lithium-ion batteries were first available in 1991, typically replacing nickel metal hydride batteries. However, they are limited in terms of energy storage, efficiency of power conversion and safety, and they do have a tendency to catch fire. There are a number of battery technologies that appear superior to lithium-ion, however…
Nitrogen is “fixed” as ammonia (NH3) primarily by way of the Haber-Bosch process. This takes nitrogen from the air, hydrogen from natural gas and combines them at a 1:3 ratio and heats the mixture to 400OC at a pressure of 200 atm to form ammonia. There are various “green” ammonia…