Mineral Help Index   Search Webmineral :

[Register] [Auction Rules] [Current Listing] [About Us] [Site Map]
e-Rocks.com, auction and sales venue for all rock and mineral enthusiasts
Our mission is to provide an online centre for Buyers and Sellers with reliable service and support
Brought to you by Thames Valley Minerals

Index of Mineral Help pages

Examples of Complex Searches

Example: "luster-metallic" or "luster-sub met*" "streak-gray" "lead-4*" finds all metallic minerals with a gray streak containing 40.0% to 49.9% of lead.
Example: "density-2.6*" "hardness-3*" "luster-vitreous" "color-white" or "color-colorless" for all white, vitreous minerals that have a hardness of 3 to 3.5 and a density of 2.6 to 2.69
Example: "sodium-3" "biaxial" "cleavage-00*" finds all biaxial minerals with a basal cleavage with 3 to 3.99% sodium.
Example: "luster-adamantine" "color-yellow" "cleavage-none" finds all yellow minerals with no cleavage and an adamantine luster.
Example: "iron-3" barium cerium finds all minerals with 3 to 3.99% iron containing cerium and barium.
Example: "intensity-o-3.5*" boron finds all minerals containing boron with the most intense x-ray d-spacing of 3.5 to 3.599 angstroms.
Example: biaxial-a1.7* bire-0.015* pleochroism "pale blue" finds all biaxial minerals with the lowest index of refraction from 1.7 to 1.799, a birefringence of 0.0150 to 0.0159 and a pale blue pleochroism.

Search the Mineralogy Database

Search the Web

	Web webmineral.com