Sophia
				
				
			
			
	
	
	
		
	
	
			
		
		
			
			
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Amethyst has a marvellous colour but I like the second one more. It's a bit simpler and gentler (at least appears so on my mobile screen) yet has an interesting structure that could be observed for a long timedavenn said:OK couple of mineral clumps from my collection
first a section of an amethyst geode
View attachment 97131
and a conglomerate of a number of minerals
Stilbite, Quartz, Chabazite and something else I have yet to identify ( the small brown crystals)
View attachment 97132
cheers
Dave
 
 You've made my day . . . what do you sketch?