Tags » Mineralogy

The Geology of Star Trek: I. Minerals, Crystals and Alien Life Forms

According to Vulcan philosophy one should respond with grief only if a life was lost in vain. The loss of Mister Spock – more precisely of actor Leonard Nimoy – last week was followed by worldwide reactions, remembering him both in his role as a real person. 52 more words


Mineralogy Adventure in Cambodia: Looking for Topaz in Takeo Province

Museum mineralogists Paula Piilonen and Glenn Poirier are in Cambodia, looking for minerals relevant to their research. Follow along on their first trip to Takeo province, near Vietnam. 718 more words


A Visit to Placerita Canyon State Park

Last Friday, Glenn Malapit and I took a trip to lower Placerita Canyon State Park.  This is the area of the nature center, and a series of short hikes around the canyon.   192 more words


Klerksdorp Spheres

Klerksdorp Spheres are “out of place” artifacts, found in sedimentary rock, in a coal / diamond mine near Ottosdal, South Africa. It is believed these objects are up to 3.8 billion years old. 189 more words


Effective Beneficiation of Low Grade Iron Ore Through Jigging Operation

Read  full  paper  at:http://www.scirp.org/journal/PaperInformation.aspx?PaperID=20510#.VNHeVCzQrzE

The effectiveness of jigging operation for the beneficiation of low-grade iron ore deposits of Orissa, India has been investigated. Iron ore sample obtained from Barbil region of Orissa containing very high amount of silica and alumina was crushed using the laboratory jaw crusher and roll crusher to prepare different particle sizes. 358 more words

Mineral Classification Made Easy - Mohs Hardness Scale

Talc – Gypsum – Calcite – Fluorite – Apatite – Feldspar – Quartz – Topaz – Corundum – Diamond –  “Mohs Scale of Mineral Hardness ” should be familiar to rock-hounds and earth-science students alike, as it lists common minerals in the order of the relative hardness (talc as the softest and diamond as the hardest mineral). 79 more words