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Gemstones, Minerals & Fossils
Gemstones and Minerals
Green Quartz ?
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<blockquote data-quote="jimnyjerry" data-source="post: 35938" data-attributes="member: 101"><p>Headbut is correct <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile :)" loading="lazy" data-shortname=":)" /></p><p>SG is weight in air divided by difference between weight in air and weight in water)</p><p></p><p>Wal might of been thinking of the rough SG test which is </p><p>SG = weight of stone divided by number of cubic centimetres of water displaced by stone in graduated cylinder (cc)</p><p></p><p>Good to see you spotted gold in the stone Headbut <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile :)" loading="lazy" data-shortname=":)" /></p><p></p><p>Here is an interesting page on estimating gold content from WA</p><p><a href="http://www.gold-prospecting-wa.com/gold-in-quartz.html" target="_blank">http://www.gold-prospecting-wa.com/gold-in-quartz.html</a></p></blockquote><p></p>
[QUOTE="jimnyjerry, post: 35938, member: 101"] Headbut is correct :) SG is weight in air divided by difference between weight in air and weight in water) Wal might of been thinking of the rough SG test which is SG = weight of stone divided by number of cubic centimetres of water displaced by stone in graduated cylinder (cc) Good to see you spotted gold in the stone Headbut :) Here is an interesting page on estimating gold content from WA [url]http://www.gold-prospecting-wa.com/gold-in-quartz.html[/url] [/QUOTE]
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Gemstones, Minerals & Fossils
Gemstones and Minerals
Green Quartz ?
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