Forums
New posts
Search forums
What's new
New posts
Latest activity
Members
Registered members
Current visitors
Charts
Log in
Register
What's new
Search
Search
Search titles only
By:
New posts
Search forums
Menu
Log in
Register
Install the app
Install
Gemstones, Minerals & Fossils
Gemstones and Minerals
❓Your Mineral Identification Questions answered here
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Help Support Prospecting Australia:
This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
Message
<blockquote data-quote="user 4386" data-source="post: 391184" data-attributes="member: 4386"><p>You said hard - calcite is soft (hardness 3) so can be scratched by a $2 coin and easily with a pocket knife point. I agree it looks like it is a different crystal system. but keep oin mind that both crystal faces and cleavage planes for planar surfaces. Need hardness....</p></blockquote><p></p>
[QUOTE="user 4386, post: 391184, member: 4386"] You said hard - calcite is soft (hardness 3) so can be scratched by a $2 coin and easily with a pocket knife point. I agree it looks like it is a different crystal system. but keep oin mind that both crystal faces and cleavage planes for planar surfaces. Need hardness.... [/QUOTE]
Verification
Post reply
Gemstones, Minerals & Fossils
Gemstones and Minerals
❓Your Mineral Identification Questions answered here
Top