- Davis Creek Obsidian California
- Davis Creek Obsidian Mine
- Davis Creek Obsidian Location
- Davis Creek Obsidian Mines
- Davis Creek Obsidian Map
Maries, Fernwood, Santa, Harrison, Coeur D' Alene, Post Falls, area real estate for sale on one easy-to-use site. Including homes, condos, townhomes, land, and foreclosure properties for sale. Silicon dioxide, the most abundant rock-forming compound on Earth and the predominant molecular constituent of volcanic rocks and magmas.It tends to polymerize into molecular chains, increasing the viscosity of the magma. Andesite is a gray to black volcanic rock with between about 52 and 63 weight percent silica (SiO2). Andesites contain crystals composed primarily of plagioclase feldspar and one or more of the minerals pyroxene (clinopyroxene and orthopyroxene) and lesser amounts of hornblende. Go east with us to the Goose Lake State Recreational Area and then down across the border into California, to the Davis Creek mines in the Modoc National For.
THE GEMOLOGY PROJECT
is a freeGemological Encyclopedia
that anyone can edit!
JOIN NOW!
FREE ONLINE GEMOLOGICAL INFO:
Davis Creek Obsidian California
Barbra Voltaire's #1 Choices for
Gemological Insturments
ESSENTIAL SOFTWARE
Gemology Tools Professional
DIRECT LINKS TO TOPICS OF INTEREST:
-How to Post a Picture on the Forum
- The Gemology Online Book Shop
-Alphabetical List: Books on Gems, Minerals, Jewelry,
Sterling and Retated Topics including valuation and
appraisal references.
-GEMS 101:Descriptions of Gems
-Chelsea Filter Reactions
-Crystal Systems
-Diamonds: The 4 C's
-Estimating Carat Weight
-DICTIONARY of GEM TERMS
-Identifying Gems w ⁄o Instruments,W.Wm Hanneman, PhD
-LaShawn Bauer's Guide to Jewelry Appraising
-Mohs' Scale of Hardness
-Properties for Gem ID
-Trade Abbreviations and Acronyms
-Treatments & Enhancements
-Synthetic vs. Imitation Gems
-Useful Gemology Links!
Upcoming Gem Shows
Mindat's Upcoming Mineral ShowsGEMOLOGY ONLINE STAFF:
Davis Creek Obsidian Mine
Davis Creek Obsidian Location
Administrators: Barbra Voltaire, BSc, FGG, GG
Gemologist, Geologist, Jewelry Historian
barbra@gemologyonline.com
Alberto Scarani, IGI, GG
Gemologist, Master Goldsmith, Author
alberto@gemologyonline.com
Moderators:
Conny Forsberg, FGA
Diamond cutter, Gemologist, IT Pro
conny@gemologyonline.com
Davis Creek Obsidian Mines
Jon Rolfe
Master Gem Cutter; Lapidary Supplier
jon@gemologyonline.com
Tom Smith
Master Diamond Cutter; Lapidary Supplier
tom@gemologyonline.com
Stephen Challener
Geologist
Stephen@gemologyonline.com
Davis Creek Obsidian Map