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'reMore!
Quartz is one of the most abundant minerals, and as a major constituent in many rocks it is an important rock-forming mineral. It is estimated that about 12% of theMore!
Learn the healing stones and crystals meanings alphabetic section A and use them to help yourself.More!
Butcher Bird Mine . Magnetite : Biotite : Muscovite : Rose Quartz : Garnet : Rose quartz is rare on the dumps, clear smoky and milky quartz being much more common.More!
Crystals & Gemstones - Healing Properties - Chakras. Crystals vibrate to at different frequencies to enhance healing. Quartz crystals have excellent healing properties.More!
The mineralminers.com ® Virtual Gallery - Collector Quality Decorator Minerals, Spheres and Crystals At Miners' Prices! TM Try our large size decorator mineralsMore!
Mineralisation Mineralisation within the major deposits 'flanking' and overlying the Kafue Anticline has the following characteristics: Fault ControlsMore!
All prices in Canadian dollars. For payment in US$, deduct 22% or multiply by 0.78. Click on any of the following thumbnails to view a larger image of the specimen.More!
The mineralogy of a pegmatite is in most cases dominated by some form of feldspar, often with mica and usually with quartz, being altogether "granitic" in character.More!
Gemstone Index: Gemstone type list, precious and semi-precious gemstones, gem groups, gemstone names, species, types and varieties, from agate to ruby to tourmalineMore!
Volcanic Minerals . Can your knowledge of volcanic rocks make you rich? Yes!! That is, if you combine it with knowledge of mineral deposits and global economic factors.More!
Spessartite garnet crystals and matrix mineral specimens and mandarin orange garnet crystals at mineralminers.com: your on-line link direct to the spessartite minesMore!
In the bauxite refining process, the aluminum-bearing minerals in bauxite are converted in a multiple-step process to alumina (Al2O3). Alumina can be smelted to formMore!
A close-up view of one of the veins reveals that these are made of intergrown milky quartz crystals. A free standing quartz crystal can be seen sitting in a smallMore!
Butte Minerals Offered Here. Location. Founded in 1879, Butte, the Richest Hill on Earth, is located in Silver Bow County in southwest Montana.More!
Variscite is a lesser-known gemstone and although it rarely occurs in crystals, its aggregate form is still widely used throughout the world of metaphysical andMore!
Quartz is a mineral composed of silicon and oxygen atoms in a continuous framework of SiO 4 siliconoxygen tetrahedra, with each oxygen being shared between twoMore!
A Scanning Electron Microscope (SEM) image of another sandstone is seen in Fig. 13.2. A higher degree of compaction is indicated here by the intergrown, suturedMore!
Obsidian Obsidian is volcanic glass. Oligoclase Oligoclase has the formulae (Na,Ca)AlSi3O8 and a relative hardness of 7. It is a plagioclase feldspar.More!
Experimental Determination of 2-Component Phase Diagrams. As an example, we're going to look at how one might go about determining the stability of a mixtureMore!
Quartz is the most common mineral found on the surface of the Earth. If pure, quartz forms colorless, transparent and very hard crystals with a glass-like luster.More!
Feldspar is the most abundant mineral group in the Earths crust. There are more feldspars (60%) than all the other minerals combined in the outer (13-17) km of theMore!
Rock properties and their importance to stoneworking, carving, and lapidary working of rocks and minerals by the ancient Egyptians Archae Solenhofen (solenhofenMore!
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